Bible Bangers are either:
1) Students majoring in biblical studies
2) People who decide that conforming to thier own personal faith should be pushed upon everyone in the world.
Tom: Ed, you and your peeps want to go out drinking?
Ed: Can't man, we are all bible bangers and we have too much homework, plus the bible says we can't drink.
Tom: What's up?
Ed: Nothing, I am just reading up on the new testimate, hey, you should read too. If you don't, you'll go to hell
Tom: You're such a bible banger!