1 definition by Maria & Dan

1) Acronym for "FUCK MY ASS OFF".

2) A combination of the popular internet phrases "FML" and "LMAO" which can be used in a variety of contexts.

3) An expression of frustration.

4) An expression used to describe sexual activities.
"FMAO, girl! I got blackout and backed into your brother's friend's car last night! FMAO!"

"I tried to have a friendly BBQ and it turned into a goddamned shit show. FMAO!"

"I FMAO'd last night... LIKE A BOSS!"
by Maria & Dan June 21, 2009
Get the FMAO mug.