What does LMAO mean?
LMAO stands for "Laughing My Ass Off" and indicates strong amusement or laughter.
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Acronym. Also written lmao, lmaooo, LMFAO, LMBO.
Where it comes from
LMAO emerged in early 1990s chatroom culture on Usenet, IRC, AIM, and ICQ as shorthand for physical laughter. Recorded online usages date to around 1997. It spread to SMS texting during the 2000s and was further cemented in pop culture by the musical group LMFAO.
How it is actually used
LMAO is an energetic, casual reaction used to signal high amusement, though it can occasionally read as sarcastic or passive-aggressive in direct messages. It is used across Gen Z, Millennials, Gen X, and Gen Alpha. Its main misuse is insertion into formal corporate settings like executive emails or legal notices. It is frequently written in lowercase or extended with extra letters like "lmaooo".
Examples
- "lmao why did he do that"
- "lmaooo stop I cannot breathe"
- "I accidentally sent that to my boss lmao"
Can a brand use it? Depends on context
Contains implicit profanity ("ass"). While accepted in casual social media banter, conservative brands, customer support teams, or B2B platforms should exercise caution and consider defaulting to "LOL" or emojis.
Related terms
Frequently Asked Questions
What does LMAO stand for?
It stands for "Laughing My Ass Off", acting as a stronger version of "LOL".
Is LMAO appropriate for brand communication?
It depends on your audience. Because it contains implicit profanity, conservative or corporate accounts should avoid it.
What is the PG version of LMAO?
LMBO ("Laughing My Butt Off") is a common PG alternative.
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