L.M.G.D.M.F.A.O

Abbreviation for the term Laughing My God Damn Mother Fucking Ass Off. Often used online when one can't be bothered to actually say it all.

person1: I fell off my bike today and twisted my ankle
person2: L.M.G.D.M.F.A.O.

by Deans_babi_gurl September 9, 2005