What is Rmfao?
1.
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!
2.
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!"