The Real BB 2009's definitions

BFSW

An acronym for the phrase "Big Fat Slutty Whore." Often used as a joke between two people in a relationship.

Jon: I love you, you BFSW.
Nancy: What?
Jon: Big Fat Slutty Whore.
Nancy: Oh. ...Your mom's a BFSW.

by The Real BB 2009 August 7, 2010