Slander vs Libel: The Difference And Why It Matters Online
David Roberts
Founder & CEO - ReVerb
10.11.2026
Slander and libel are not two different wrongs. They are two forms of the same wrong. Both are species of defamation, which is the legal name for a false statement of fact that is published to somebody else and damages a person’s reputation. The traditional dividing line is simple enough to fit on an index card: libel is written, slander is spoken.
The trouble starts the moment you apply that index card to the internet. A livestream is spoken, but it is also recorded, clipped and searchable forever. A podcast is speech, but it ships with a transcript. A voice note is spoken, but it sits in an inbox as a file. A short video is somebody talking, but the thing that travels is often the caption underneath it.
This piece explains what slander and libel each mean, why the law separated them, why the separation still has consequences, and how courts have generally handled speech that is recorded rather than merely uttered. It is general information, not legal advice about any particular statement.
Here is the shape of the distinction as it is commonly taught and applied in the United States. Treat every row as a general tendency rather than a universal rule, because defamation is state law and the details move around.
Feature
Slander
Libel
Classic form
Spoken words, gestures, transitory speech
Writing, print, pictures, and other statements fixed in a lasting form
Damages at common law
Plaintiff generally has to plead and prove special damages, meaning concrete economic loss
Harm was traditionally presumed from publication alone
Main exception
Slander per se: a short list of accusations so damaging that harm is presumed anyway
Libel per quod: wording that is only defamatory once you add outside facts, which can push the plaintiff back into proving loss
Usual treatment of broadcasts
Rarely, and mostly in older cases involving unscripted remarks
The widely followed modern position treats radio and television defamation as libel
Statute of limitations
Short. Most states apply the same period to both, but a few set a shorter one for slander
Short. One year is common, with some states allowing two or three
Defamation Definition: The Umbrella Term
Defamation is the parent category. The standard defamation definition is a false statement of fact, communicated to someone other than the subject, made with the required degree of fault, that harms the subject’s reputation. Libel and slander are the two traditional branches of that single tort, sorted by the form the statement took.
That is why “slander vs defamation” is a confused comparison. Slander is defamation, much as a sedan is a car. The real question is whether the statement is defamatory at all, and if so which branch it falls into. For a fuller walkthrough of the tort, including what a claimant generally has to establish, see our guide to what defamation of character is and what you must prove.
Two points apply to both branches. Defamation concerns statements of fact, not opinion. And truth is a powerful defense: a substantially true statement is generally not defamatory even if it is devastating and even if the speaker meant to wound.
Slander Definition: What Is Slander?
Slander is defamation in spoken or otherwise transitory form. The slander definition used in most treatments runs close to this: a false and unprivileged oral statement about a person, published to a third party, which injures their reputation, exposes them to contempt or ridicule, or damages them in their occupation.
Some states put that definition into statute rather than leaving it to case law. California defines slander by statute as a false and unprivileged oral publication, then lists categories treated as slanderous on their face: charging someone with a crime, imputing an infectious or loathsome disease, attacking their fitness for a profession or trade, imputing impotence or unchastity, and any oral statement causing actual damage by natural consequence.
What slander usually looks like in practice
A supervisor telling a room of colleagues that an employee was fired for stealing, when they were not.
A former partner telling a prospective investor on a call that the founder was investigated for fraud, when no investigation happened.
Notice what those have in common: there is no artifact. The statement existed as sound and then stopped existing. That is the heart of the classification, and it is why slander claims are structurally harder to bring. Proving the exact words, the audience and the resulting loss is difficult when nothing was captured, and slander claims often fail on evidence long before anyone argues about the law.
Libel Definition: What Is Libel?
Libel is defamation fixed in a lasting form. A workable libel definition: a false and unprivileged publication by writing, printing, picture, effigy or other representation that can be perceived again, which exposes a person to hatred, contempt, ridicule or avoidance, or tends to injure them in their occupation.
The word “writing” does a lot of work there and was never meant literally. Statutory and common law formulations have long reached pictures, signs, effigies and other fixed representations. The operating principle is permanence and repeatability, not ink. Anything a new audience can look at again on a new day, without the original speaker doing anything further, sits comfortably in the libel category.
What libel usually looks like online
A review claiming a business committed fraud, when it did not.
A social post asserting that a named person was arrested for an offense they were never arrested for.
A blog article stating as fact that a professional lost a license they still hold.
An email, forum thread, complaint site entry or group text stating that a contractor stole materials from a site.
Practically all written internet content falls on the libel side. Posts, captions, reviews, comments, emails and messages are recorded by default, which is exactly the feature the libel category was built around. That is why most internet reputation disputes that become legal disputes are framed as libel, and why reputation management work focuses on written artifacts that persist in search results rather than on things somebody once said out loud.
The Difference Between Libel And Slander, Point By Point
The difference between libel and slander comes down to three things, and only the first is the one everybody remembers.
Form. Libel is fixed. Slander is transitory. That headline rule decides most cases without argument.
Damages. This is where the classification earns its keep. At common law libel carried a presumption of harm: publishing a defamatory writing was itself treated as injurious, and the plaintiff did not have to itemize losses. Slander carried no such presumption outside a narrow set of categories, so a slander plaintiff generally had to plead and prove special damages, meaning specific, quantifiable, out of pocket loss.
Proof and reach. Libel is usually its own evidence: someone can screenshot it or produce the email. Slander has to be reconstructed from memory through witnesses. And libel is repeatable, so a defamatory post can be found months later by people who were never in the room. That is a reputational problem of a different shape from a remark heard by nine people at a dinner.
Why The Distinction Exists At All
The split is an accident of English legal history, not a considered design. For centuries different courts handled different kinds of reputational injury. Ecclesiastical courts took on spoken insults and accusations of moral failing, while the central common law courts developed the more serious treatment of written and printed defamation. Attacks on prominent people had been a distinct punishable wrong in England since the medieval period, and by the early modern era the separate tracks were entrenched.
The printing press hardened the split. A spoken insult reached the people standing nearby. A printed libel could be reproduced at a scale gossip could not match, and it survived long after the speaker moved on. Written defamation also carried an extra implication: somebody sat down, composed the words, and decided to fix them. A rash statement in an argument looked different from a pamphlet, and the law treated them differently.
Early libel law was far harsher than anything recognizable today. In the English criminal libel tradition truth was not a defense, captured in the phrase “the greater the truth, the greater the libel.” American law moved decisively away from that. Modern United States defamation law is shaped by constitutional limits rather than the old criminal model, libel and slander survive as civil claims, and criminal defamation statutes still exist in some states but are rarely used.
Why It Still Has Teeth: The Damages Presumption
If the only consequence of the libel and slander split were a vocabulary choice, nobody would care. The consequence that matters is the damages presumption.
Under the traditional rule, a libel plaintiff did not have to show that anybody stopped doing business with them or that a job offer was withdrawn. Injury was presumed from the publication. A slander plaintiff generally had to bring receipts. That difference decides whether a case is viable, because plenty of genuinely damaging statements produce no traceable dollar loss at all, and a claim that requires proof of dollar loss can die on that point alone.
Two Supreme Court decisions narrowed the old presumption considerably. New York Times Co. v. Sullivan in 1964 held that public officials must prove actual malice, meaning knowledge of falsity or reckless disregard for the truth, and that standard was later extended to public figures. Gertz v. Robert Welch, Inc. in 1974 went further and restricted presumed and punitive damages, generally requiring a showing of actual malice before a plaintiff can recover them. In 1985, Dun & Bradstreet, Inc. v. Greenmoss Builders, Inc. held that the Gertz limit on presumed and punitive damages does not apply in the same way to speech on matters of purely private concern.
What survives is messier than the old rule, and it is one reason defamation outcomes are hard to predict. Whether harm is presumed now depends on who the plaintiff is, whether the statement touches a matter of public concern, what the state’s law says, and only then on whether it was libel or slander. The label still matters, but it is one input among several rather than the switch it once was. Our breakdown of what defamation lawsuits cost and what they actually win covers how those variables affect the economics of a case.
Slander Per Se: The Big Exception
The common law never thought it fair to make every slander plaintiff prove economic loss. Some accusations are so obviously destructive that requiring proof of harm would be absurd. Those became the slander per se categories, and when a statement falls into one, harm is presumed even though it was spoken.
The categories are traditionally described as four:
Accusing someone of a crime, usually a serious one.
Imputing a loathsome or contagious disease.
Attacking someone’s competence, integrity or fitness in their profession, trade or business.
Imputing serious sexual misconduct or unchastity.
Those categories carry the fingerprints of the era that produced them, and courts have been revising them. Some jurisdictions list more than four, some phrase them differently, and some have retired categories that no longer reflect how a statement would actually be received. The safe generalization: the categories exist almost everywhere, they always cover criminal accusations and professional attacks, and the exact list is a state by state question.
There is a mirror doctrine on the libel side. Libel per se covers statements defamatory on their face. Libel per quod covers statements that look innocent until you add facts the reader would need to know, and in some states that pushes the plaintiff back toward proving special damages. So the neat line is not really libel versus slander. It is per se versus per quod, layered on top of libel versus slander, layered on top of constitutional limits.
How Courts Handled Broadcast And Recorded Speech
The internet did not invent this problem. Radio did, and courts have been arguing about it since the 1930s.
Broadcast defamation has features of both categories. It is spoken, which points to slander. It reaches an audience larger than any pamphlet, which points to libel. Early courts split. A common compromise was to look at the script: if the broadcaster read from a prepared manuscript it was libel, because a writing existed and was published by being read aloud. If the remark was ad libbed, some courts called it slander, on the reasoning that libel had always meant written defamation and slander spoken defamation.
That test satisfied almost nobody. It made liability turn on whether the speaker had notes, which has nothing to do with the harm suffered. The early Restatement of Torts acknowledged the problem and declined to resolve it, expressly reserving the question because the law was unsettled.
Three approaches emerged over the following decades.
Treat broadcasting as libel
This became the dominant modern position. The Restatement (Second) of Torts states at section 568A that broadcasting defamatory matter by radio or television is libel, whether or not it is read from a manuscript. Courts adopting that section have applied it to both radio and television. The reasoning is about consequence rather than form: broadcast defamation reaches an enormous audience and does the kind of damage the libel rules were designed to address, so the presence or absence of a script is beside the point.
Create a separate category
Georgia took a different route. In a 1962 decision, the Georgia Court of Appeals coined the term “defamacast” to describe defamation by visual or sound broadcast, treating it as its own category rather than forcing it into libel or slander. Georgia also has a statutory provision addressing defamatory statements in visual or sound broadcasts, which sets out a due care standard for station owners and operators, protects broadcasters from liability for statements by or on behalf of political candidates, and limits the complaining party to damages that are alleged and proved.
Legislate around it
Several states legislate broadcast and publisher liability directly rather than leaving it to classification doctrine. California, for instance, has a provision covering libel in a newspaper and slander by radio broadcast that conditions certain damages on a demand for correction and requires actual malice for exemplary damages.
The upshot is that broadcast and recorded speech is usually treated as libel in the United States, but there is no single national rule, and at least one state runs a category of its own.
Where Online Content Blurs The Line
Now take the broadcast problem and multiply it, because everything online is a hybrid. The direction courts have moved is to ask whether a statement is fixed and repeatable, treating permanence and reach as what matters rather than the mechanics of how the words were produced. Permanent, widely distributed statements tend to be characterized as libel. More fleeting statements reaching a small audience look more like slander.
A livestream
A live broadcast is spoken and unscripted, the classic slander fact pattern. It is also recorded, replayable on demand, clippable, and often transcribed automatically. Under the Restatement position on broadcasting and the fixity reasoning courts apply to recorded material, a livestream that persists after it ends looks far more like libel than like a remark in a hallway. A genuinely ephemeral stream with no recording retained anywhere is a harder case, and the answer may depend on the state.
A podcast
A podcast is the cleanest example of the modern problem. It is entirely speech, but it is also edited, published as a file, distributed to subscribers, indexed by search engines, and increasingly shipped with a full transcript and show notes. If the defamatory assertion appears in the transcript or episode description, that written artifact is squarely libel on any traditional analysis. If it exists only as audio, the permanence reasoning still points toward libel, but this is exactly where the forum and the state’s case law can determine the answer.
A video
Video splits into layers that can be classified differently. The spoken audio is speech. The on screen text, thumbnail, title, description and caption are writing. A video can therefore contain a statement that is arguably slander and, in the same upload, a caption restating the same accusation that is plainly libel. That affects which piece of the publication a claim is built around.
A voice note
A voice note is speech that arrives as a file. It can be replayed, forwarded and kept indefinitely, so it has the transitory character of conversation and the permanence of a document at once. There is far less authority on this format than on broadcasts, and honesty requires saying so: the fixity reasoning suggests libel, but a court applying an older oral publication rule could see it differently.
An audio caption or auto transcript
Automatic captioning creates a written record of spoken words without anybody choosing to write anything. A defamatory sentence said aloud on a stream can appear seconds later as machine generated text, which may then be indexed by search. Whether such a transcript counts as publication in written form, and who is responsible for it, is genuinely unsettled rather than a rule with an obvious answer.
Who is on the hook for the platform
One thing does not change across formats: the platform hosting the content is generally not treated as the publisher of what a user posted. Federal law gives interactive computer services broad immunity for content provided by others, so demanding that a platform pay for a user’s post rarely goes anywhere. The person who made the statement remains exposed. That is why practical responses usually start with the speaker and the platform’s own content policies, and why a cease and desist letter for online defamation is often the first formal step people consider.
Why The Label Can Still Change The Outcome
It would be tidy to say the distinction is obsolete online. It is not, for four reasons.
Filing deadlines. Defamation limitation periods are short, one year is common, and the window can close before somebody has finished deciding what to do. Most states apply the same period to both, but not all. A handful set a longer period for libel than for slander, and at least one state has historically measured the slander period in months rather than years. If a statement exists in both spoken and written form, the classification can decide whether a claim is still alive.
What has to be proved. If a statement is classified as slander and does not fall into a per se category, the plaintiff generally has to prove concrete economic loss. If it is libel, or slander per se, the burden is different. That single classification can be the difference between a viable claim and a dismissed one.
State specific statutes. Some states codify the definitions, some have separate provisions for broadcasts, and some have retraction statutes that limit damages unless a correction is demanded within a set window. Those statutes are often written in terms of libel or slander, so the label determines which one applies.
Forum. Where a case is brought affects which state’s law governs, and defamation law varies meaningfully on definitions, privileges, per se categories, pleading standards, anti SLAPP protections and deadlines. Two people can publish identical statements and face very different exposure.
What Both Claims Require Either Way
Whichever branch a statement lands in, the core requirements are broadly the same, and that is where most disputes are actually decided.
A statement of fact, not opinion. “He is a terrible manager” reads as opinion. “He was fired for embezzling” asserts a checkable fact.
Falsity. Truth is generally a complete defense, and substantial truth usually suffices.
Publication and identification. It has to reach a third party and be about the claimant in a way a reader or listener would recognize.
Fault. Private figures generally must show negligence as to falsity. Public officials and public figures must show actual malice.
Harm, or a category where harm is presumed. This is where the libel and slander split does its remaining work.
Privilege cuts across both. Statements in court filings and testimony, in legislative proceedings, and in certain reports and employment contexts may be absolutely or conditionally privileged, which can end a claim regardless of classification.
Frequently Asked Questions
Is a negative online review slander or libel?
A written review is a written publication, so it falls on the libel side of the traditional line. Whether it is defamatory is a separate question, and most reviews are protected opinion or substantially true. A review becomes a candidate for defamation analysis only when it asserts a specific false fact, such as a crime that did not happen.
Is slander a crime?
In the United States defamation is overwhelmingly a civil matter. Some states retain criminal defamation statutes, but they are rarely enforced and are constrained by constitutional protections for speech. The realistic route is a civil suit, not a criminal complaint.
What is the difference between slander and defamation?
Defamation is the category. Slander is one type of defamation, the spoken type. Libel is the other, the recorded type. When people ask about slander vs defamation, they usually mean slander vs libel.
Can something be both libel and slander?
A single incident can produce both. An accusation made out loud at a meeting and then repeated in an email is two publications, and they can be analyzed differently. That is common online, where the same accusation often exists as audio, as a caption and as a transcript.
Is it worth getting a lawyer involved?
Classification, fault standards, privileges, anti SLAPP exposure and filing deadlines are all state specific, and the deadlines are short. Our overview of internet defamation lawyers and content removal firms covers what the different kinds of practice actually do.
Conclusion
Slander is spoken defamation. Libel is defamation fixed in a form that lasts. The distinction was built by courts that could assume a spoken word disappeared and a written one did not, and for centuries that assumption held well enough to hang a damages rule on.
The internet dissolved that assumption. Speech is now recorded by default, transcribed, clipped, captioned and indexed. Courts have responded mostly by following the logic rather than the label, treating broadcast and recorded material as libel and asking whether a statement is permanent and widely distributed rather than whether it was typed or spoken. That is the direction of travel, not a settled national rule, and the classification can still turn on the state and the forum.
For most people dealing with something false online, the label matters less than the questions underneath it: is the statement a factual assertion or an opinion, is it false, who published it, where does it live, and how long is the window to act.
This article is general information about how defamation law is commonly described in the United States. It is not legal advice, it does not create a lawyer client relationship, and it is not a substitute for advice about a specific situation. Defamation law varies significantly from state to state and limitation periods are short, often as little as one year from publication. Anyone with a live dispute should speak to a lawyer licensed in their state promptly.
