Verb, sleeping my ass off. Parody of lmao. Most commonly used on away messages on Aim.
-Yo that party was dope as hell.

-What did u do after the party tho?

-What else, smao!!! Shute I was tired.
by MarkusG July 29, 2008
Top Definition
verb meaning "study my ass off". use when test is near and knowledge is lacking.
Joel: don't you have a test tomorrow?
CJ: oh shit! i totally spaced. now i have to smao
Joel: smao?
CJ: Yeah, Dillhole, i have to study my ass off
by lemiWINKS3 May 15, 2008
Studying My Ass Off
I can't come to the party, I'm SMAO.
by Blade305 December 05, 2009
A name for an unknown spread or dip which can be used to enhance the flavour of toast, crisps, chips etc.
Jamie - Hand me the tub of smao Jethro, bread is so boring without it.
Jethro - Sorry Jamie, I've just finished the smao.
Jamie - You greedy pig Jethro, go down the shops and buy another tub of smao.
by dave the plumber May 28, 2007
"Spanking my ass off"

A parody of lmao, best used when saying something intentionally naughty.
by The Du April 09, 2016
Shitting my ass off
I ate some bad chicken and was up all night smao
by mrlwt5 August 30, 2009
Swaggin My Ass Off. This phrase is used in place of the popular lmao (laughing my ass off).
Just bought 3 pairs of Gucci shoes. SMAO!!!
by The Futuristic Swag Cruiser August 10, 2009
snorting my ass off.
girl one: at least i wear a bra.
girl two: smao
george: no.
by psamps January 27, 2009
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