The act of telling someone to suck your toes.

1: Wow, smd.
2: I don't know whatchu talkin' bout but you can smt.
by courtnequa September 07, 2012
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An acronym for "Sucking My Teeth".

Something that you do when someone else does something Incredibly retarded or just plain annoying.
*Derek and Ashley are texting
Ashley:Hey WYD Baby?
Ashley:So...y dnt u come over?
Derek: Srry cnt gotta be at work in an hr.
Ashley: :(....Y dnt you ever want 2 spend time with me ?
Derek:SMT r you forreal?...U know wat I'll ttyl.
by DoUgHboyL June 18, 2013
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Abbreviation for 'something.'
Tamara- What was his name?
Helena- Ryan
Helena- or smt like that.
by Dudette December 27, 2004
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Acronym for suck my titties. Best used on the internet when someone is acting childish.
If you're gonna keep acting like a baby then you can SMT.
by You'reAWizardHarry June 28, 2013
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