"Balls on a hanger" is used to indicate that something is really awesome, sometimes in a unique or special way. The phrase can be shortened to "boah," which is pronounced phonetically.
The turkey sandwich from that shop is totally balls on a hanger; they use avocado and horseradish sauce and then toast it.
The act of dropping fecal matter or "droppin' a dook" off of a suspended platform;
ie. A balcony, scaffolding etc.
John: Oh what the hell man, what the fuck are you doing?
Tim: I'm pullin' a hanger man...
John: There's a name for that!? Awh god...
Tim: Ain't nothin' like dookin' off the balcony. Hand me the toilet paper.
A young girl with cum on her face. Reference to the similarity between male semen and wallpaper paste, such that would accumulate on the face of an inexperienced wallpaper hanger.
When I'd finished jizzing on her face she looked like a paper hangers apprentice.
It is said of the situation where a person has the bad luck to make contact with his testicles against an undefined surface or object, intentioned or not.
Given the nature of the word, it is more appropriate to design cases where the interaction is made with a moving object, for example, a ball.
Although it is extremely painful for the victim, it tends to be considerably funny to people who witness it.
Today in the baseball game the pitcher took a nutshot; the baseball hit him in the nuts.
Man, I just watched the funniest nutshot video ever.