FMAO 

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!"

FMAO by Maria & Dan June 21, 2009

FMAO 

Although it is an abbreviation that stands for "freezing my ass off," FMAO can stand for many things, such as "farting my ass off."

Holy Shit! I should have worn a coat today, I am FMAO!

FMAO by fabcookie96 December 6, 2009

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

FMAO 

Abbreviation used to define; "Fucking My Ass Off", less offessively. Commonly mistaken for "Freezing my Ass Off" but this definition should only be used for instances of extreme cold or icy discomfort. People have also discovered that in times of extreme cold and discomfort that proper use of the abbreviation also seems to heat things up a bit.

Andrea: "I'm going to FMAO this weekend!"
Brian: "I am so going to FMAO with her!"

FMAO by Lets Get Dirty January 16, 2009

FMAO 

FARTING MY ASS OFF (wet fart)

"Yo, i'm gonna FMAO!" - "Watch out, hope it ain't gonna be brown afterwards!"

FMAO by slattski February 9, 2024

FMAOL 

Fuck My Ass Off Laughing
This is just LMFAO, switched around, for a new, funner word that you and your friends can say to eachother and confuse the fuck out of other people, and fmaol at their cluelessness.

Jim - Dude, i totally FMAOL'd when i found out derek's girlfriend had a cock...that's bigger than mine.

FMAOL by cockboybuttslut February 1, 2010