Mostly to describe 'regs' or middies - but certainly acceptable to describe a busted broad. Other than weed and punan, bunk can be used to describe anything that sucks.
I wouldn't hit that with a ten foot pole - she be bunk as hell.

I kicked a wall and now I have a bunk toe.
by dbl315 November 25, 2006
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describing something as gay, crappy, shitty, disappointing, and lame.
Man, those refs at the game last night were bunk.
by lynaar November 19, 2007
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1) - To sleep with or have sex with another

2) - Bad or fake weed which won't get you high and is likely homemade out of Basil or Oregano leaves to give the falsetto appearance of the real thing

3) - Stupid, whack
1) - She asked me to bunk with her tonight

2) - That shit Andre sold me was bunk, I'm about to cap his ass

3) - She gave you a fake phone number? That's bunk!
by ACG2x January 7, 2004
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is early 20th century (private?)schoolboy English slang to skip out, to be truant. So by definition: to lie. To mislead.
Comer and Fellows bunked today, we had to cover for them in PolySci.
by mysterygirl April 30, 2003
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1. used to describe a repulsive, disgusting, annoying girl
2. as an exclamation of disappointment or disgust, sounds even better when joined with hella
-Dude! That's one bunk-ass bitch!!
-I can't believe she did that! Thats hella bunk!
by ashley February 15, 2005
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When a bitch is fat, and it looks like she has two pussies, she is said to be bunk (one on top of the other, like bunk beds)
I was drilling that bitch in the ass, and when I flipped here over she was bunk.
by Rich April 30, 2003
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"man this class is bunk"
by Jaboc October 26, 2007
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