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1. bitch up
1. Act like a bitch, and shut the hell up, calm down, and do whatever the fuck you are told to do.
2. Used in Prison Slang "bitch up" means to bend over, spread legs, and take the position a female regularly would, in order to proceed in intercourse.
1.I once told my dad to "Bitch up", and he bitch slapped me across the face.
2.One inmate said to antoher, "Leroy, you better bitch-up, you gonna have some lovin' like you aint never had, and sho' 'nough better not fight it, Or i will kick yo' ass."
by Kate-Lynn Jul 4, 2005 add a video
2. bitch up
Similar to "man up". Used to tell a female not to be afraid to act like a bitch and be brutally honest and forward.
Female: "All these tools at the club are just NOT getting the hint."

Friend: "Stop being so nice and bitch up!"
3. bitch up
Get ready to seduce a person in order to get what you want. Pretty much like Barney's "suit up" in HIMYM.
When you're pulled over by a police officer, you bitch up so that he won't give you a ticket.
4. bitch up
wussy; playing like girl; to girly like
Dog you played that just like girl or a wussy.
by Suds Dec 31, 2004 add a video
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