bang my head 

V. to sit through something that is utterly too boring that it literally becomes painful to sit through, but you have to stay there because of obligation.
i.e Organic Chemistry CHEM322a

"Well it was nice talking to you, but I have to get to class and bang my head for an hour."

bang my head by gogetaschick_1 September 17, 2008

Bang Pop-Up 

(1) When someone randomly tries to chat with you on Internet after a really long time and with the sole purpose of getting laid.

(2) Situationnal: a random encounter on Internet that is with an (X) person on Internet; then, a (Y) person sees him-or-her online and obviously tries to make contact to have a chance of sexual intercourse.

- Could be unintentionnaly, but sexual frustration or histericals situations might cause those situations.

Dude, yesterday I was on Facebook then Kim, you remember that red-haired Kim from HighSchool?! She Bang Pop-Up'ed me. Dude, after 30 minutes of her trying to Bookbang me, I went over to her place then get laid. She totally want that to happen. She deserved it.

Bang Pop-Up by Math Goulet March 14, 2011

Bang box 

A woman you are fucking; a vagina; can be used as a noun or a verb; the act of bang boxing

(Noun) Last weekend I had a great time with my bang box, Sally!
(Verb) I'm gonna bang box the hoe so hard.

Bang box by Hdizzleforshizzle June 13, 2013

bang a shit 

A slang word to defecate (to take a shit/poop)

Person 1: Man what took you so long?
Person 2: Oh I was banging a shit!
Person 1: Ah fairs.

"I'm just going to bang a shit, brb."

bang a shit by dredrey November 3, 2015

Bang Out 

A Phrase meaning to punch someone, to Bang Out.

" if you don't shut ye fuckin Grid in the next 2 seconds I'm gonna fuckin Bang you Out! "

Bang Out by John Gaskell April 8, 2004

Bang Bang Boogie 

To go out and have sex with a random girl
and leave without giving her your name.

Yo man i was with this breezy the other day
i jus did a bang bang boogie and i was out.

Bang Bang Boogie by Mikeoxbigg June 14, 2007

Bang-anus 

Synonomus to Kick-ass but much more fun to use. Do not use around gay guys as confusion and accidental suprise rape could accure.

Its bang-anus!

That car is Bang-anus!

I have Bang-anus tatooed on my fingers!

Bang-anus by Todd Minner March 12, 2005