LMAO

/ɛlˌɛmˌeɪˈoʊ/

Proposed by a contributor, not yet supported by evidence.

Also seen as: LMAOs · LMAOing · LMAOed

Sense 1

Meaning · English

To laugh one's ass off.

Nghĩa · Tiếng Việt

Cười ồ với tất cả sức mạnh

Machine-translated — suggest a fix

VerbRegister: vulgar

Examples

Reading this website will have you ROFLing, LMAOing, and LOLing every time you read it.

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).

Sense 2

Meaning · English

Neutralises the tone of a message; denotes that a message is light-hearted or casual.

Nghĩa · Tiếng Việt

Tạo âm điệu trung lập, chỉ thông điệp nhẹ nhàng

Machine-translated — suggest a fix

Particle

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).

Common questions

What does “LMAO” mean?

To laugh one's ass off.

Is “LMAO” formal or informal?

LMAO is generally vulgar.