1.) An elegant use of wordplay (like "spork"). Bonebag is a combination of the words "bonehead," and "douchebag," and is used to describe an individual who possesses not only the arrogance and jerk-like behaviors of a douchebag, but also the stupidity and stubbornness of a bonehead.
2.) Expression of extreme disappointment.
CAUTION: Use of this word may result in a broken nose.
A mixture of the insults "bonehead", who is someone who is stupid, dumb, or just slow, and "douche bag".
It has recently been used as the title of an episode of the Fox show Traffic Light.
Ben: You're dogjust shit all over my yard!
Joe: Yeah, dogs poop sometimes, what are ya gonna do about it?
Ben: Hey, listen ya bonebag! I shouldn't have to pick up YOUR dog's shit!
A combination of the word ''boner'' and the word ''douchebag'' creating ''bonebag''. Basically a person who is a complete jerk, but seems to be that way because of his boners.