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!"