2
Smiling by myself. A truer form of "lol".
<closedmouth> too many newbies and smart asses
<Ashlee> smartassii
<killiondude> sbm.
by Killiondude September 06, 2010
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3
Soon Back Mon - The Caribbean equivalent of brb (be right back), an abbreviation for I will soon return, used while talking, on the net or in IRC.
While sitting in the game room with friends and you have to run into the kitchen for drinks and munchies, you say SBM or "Soon Back Mon."

SBM - I will return (iwr)
by Ramon GL September 23, 2007
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5
The mindset of sisters before misters not unlike bros before hoes, but less derogatory in delivery.
Jenny: He played me again.
Tina: SBM hun. To hell with him.
by x&y July 16, 2006
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6
Stupid Bitch Monkey.
This word is used to call someone a "stupid bitch". It is used in an offensive or playful way. Someone who is a S.B.M. would probably say or do something very retarted. They might also hurt your feelings in some way. Use this word as a comeback or a noun.
Girl: I can't go to the bowling alley with with you tomorrow.

Friend: You S.B.M.!!
by S.B.M. November 15, 2007
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