Top Definition
Engrish version of LMFAO...Laughing My F*cking A*s Off.
Oh, sank you so belly much for retting me watch Purdue Football. They suck so bad, I was RMFAO!
by Robster Craws September 07, 2005
1 more definition
5 Words related to RMFAO
Acronym for "Rolling My Fucking Ass Off," commonly used by ravers who have taken some "good" or real Ecstasy (MDMA).
"OMFG dude, I just dropped a white quadruple-stacked Mitsubishi and I'm RMFAO!"
by The Posp May 27, 2004

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.