omao

When you mispell 'lmao' on accident.

Person 1: OMAO THATS SO FUNNY!
Person 2: How did you mispell omao we're speaking.

Omao apple

The person who made the phrase omao but gets no credit

Well it’s time to die. Omao
Haha noob spelled omao wrong. And we never saw her again omao apple

OMAO

Orgasming my ass off.

Cody was busy tending to himself (aka large toy anal play) and responded to a text in mid-release, and wrote, "OMAO!"