A woman, usually submissive, used by a man or men primarily for anal sex.
That girl Sima I've been living with is a truly fine butt bitch.
by Humpher Backside October 29, 2007
A submissive female who is commonly used for anal sex by her man in exchange for being granted recognition as his primary cum catcher.
Marraine had learned to accept that she was his Butt Bitch. In return for the companionship and financial support she willingly accepted being sodomized during their daily morning showers.
by MCK73 March 11, 2014