When a person or persons throw their empty alcoholic beverage (usually a can or bottle) off of a roof. Usually happens at roof parties and is one of the major contributor to them being shut down.
Darth Vader: Did you spanked your grandma because she didn't gave you black ops?
Sam: so?
Darth Vader: a bit of an North-Korean Artillery Strike isn't it?
Sam: yeahh... sorry.
