The ultimate insult, most commonly targeted at an annoying sibling or tradesman that comes to your house to do his job. There is no comeback to this, you automatically lose.
J: A can you do my makeup for my New Years party.
R: no she will mess it up remember what happened last time?
A: R you are such a butthanger.
R: :o
An insult of medium offense, comparable to the words dick, gayboy and knobhead. Derived from the idea that the victim of the insult drinks, or chugs, feces from another's behind, or butt.