Definitions by caitlynrocksurlife

MAJFO 

short for My Ass Just Fell Off.
it means something is so funny that you laughed your ass right off.
can be used instead of LOL, LMAO, ROFL, ect.
i totally created it

bobby: theres a party today
cindy: where?
bobby: in my pants
cindy: MAJFO!

MAJFO by caitlynrocksurlife October 7, 2006