Festering Ugly Brown Eye. (foo-bee). n. A particularly disgusting asshole.
Usage: Applies to a person's anatomy or his character, although the term is best used when describing an asshole with a particularly disgusting asshole.
In place of the passenger's head in the window of the passing car, I saw a full and hairy moon pressed against the glass. The cherry on the ice cream of this insult was my glimpse of the FUBE, winking at me from his protected position.