Someone who craves fucking sluts, and only sluts. They get off on the high possibility of catching vd's and std's. They often also don't wear condoms as this increases the chance of diseases and enhances the pleasure.
Dewy: Man, ur such a slut fucker.
Nello: Wat's wrong with that?
Dewy: The fact u crave walking std's.
Nello: Man that shit is hot
Dewy: Ur a freak
A term of endearment given to an unfaithful husband who "mistakenly" fucks a slut after the slut convinces him that his wife is slutting, in order to fuck him.