Back the Fuck Up Before You Get Smacked the Fuck Up - A Term Or Sentence used when someone has done something wrong or has fucked up. Or when they are obnoxious.

1. When You talk to much
2.When you forget to pay a pimp
3.Fucking with people.
4.What the hell is wrong with you?
Bob: Hey yo ted wheres my money Nigga?
Steve: You Better back the Fuck up before you get smacked the fuck up bob
by Tech581 September 22, 2009
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