Definitions by ChadDOOM

SxF 

Slut Free.
Pertaining to not dating, or having to do with girls with no self respect.

jon: "Hey bra, what you think of Mary over there, she's so fine."
paul: "naw man, she's a ho, gotta stay true to bein SxF."

SxF by ChadDOOM May 29, 2008