it's what you say to them stuck-up bitches who won't put out.
Girrrrrrl: "I can't, I'm here with my friends."
Bro: "Slut Up or Shut Up, girl!"
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variation of "what up mate" or "whats happening dude?"
(see: slut up)
Joe: slut up cunt?
Grandma: nuttin much mofo
22👍 11👎
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