LMAO Meaning: Definition, Examples, and How to Use It

Meaning 1：laughing very hard (LMAO)

LMAO 🔊

/ˌɛl ˌɛm ˌeɪ ˈoʊ/

int.

A slang used online to show something is very funny and makes you laugh hard.

laughing very hard 🔊

➕

/ˈlæfɪŋ ˈvɛri hɑːrd/

int.

An internet acronym used to indicate something is extremely funny, causing uncontrollable laughter.

📁 Category：Entertainment & Sports 🔖 Level：Intermediate

📖 Root Explanation

Acronym of 'Laughing My Ass Off', formed from initial letters of each word.

💡 Mnemonic

Imagine someone laughing so hard that their ass literally flies off the chair – LMAO!

📖 Example

LMAO, your joke made my day! 🔊 LMAO, your joke made my day!

🔗 Collocations

LMAO at something – to laugh extremely hard in response to something

type LMAO – to write LMAO in a digital message

LMAO reaction – a humorous response using LMAO

🔄 Synonyms

ROFL (int.) – Rolling On the Floor Laughing, indicates something even funnier than LOL.

LOL (int.) – Laugh Out Loud, a common mild expression of amusement.

LMFAO (int.) – Laughing My F***ing Ass Off, a stronger and vulgar variant of LMAO.

🌱 Derivatives

LMAOing (v.) – the act of laughing extremely hard, used informally.

📖 Cultural Story

Originated in 1990s internet chat rooms and early online forums as an exaggerated variant of LOL, emphasizing intense amusement.