Definitions by James Cartman

FMAO 

Used to abbreviate Freezing My Arse Off - originates from the infamous LMAO (Laughing My Arse Off) but is used when one is cold.
First used on myspace.com

John: "It's serioulsy cold today!"
Dan: "Too right - I'm fmao here!!"

FMAO by James Cartman December 26, 2008