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The act of women (or men) acting like a slut. Typically used when referring to actions you are intending to do in the future.
I got this awesome slutty outfit for Halloween this year. Think I should wear it?

Slut it up girlfriend!
by Tommy C. Britt October 26, 2007
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2
A way of making it nasty, wearing that transparent shirt with that red bra or no bra, its that miniskirt with no thong, it is short shorts that show your whole butt. You are slutting up an outfit by ripping it apart and showing as many skin as possible.
Martha: Geeeeeeee u a hoe but u lookin like a church tho, slut it up
Thya: aight
by GoldGrillinFoLivin October 26, 2013
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