The word goof means your basiaclly every bad word in the book. You have done wrong. Once your labelled as a goof, your better off relocating to a new city, it might be so bad, you might as well move right out of the counrty.
I can't believe John gave the police a statement, we knew him since we were in pajamas and now he wants to sell us out like that. He is a fucking goof, and he better get the fuck out of dodge before he catches the bullet train.