When one is inducing orgasm using the art of titty F*cking the final "blow" is produced by extreme pressure causing the seminal fluid to spread across the partners chin causing a "strap" affect.
Is short for the commonly used term,douschebag, or someone who is a terrible person, and who everyone thinks should be kicked in the balls, or punched directly in the ovary.
Man, those librarians are such baggers. I think that one should be punched in the ovary.