1) one who enjoys intercourse with a person who has had more than 20 sexual partners for money or drugs by the age of 16
2) an expression used towards your opponent (friend) who is whooping your ass in tekken or whatever video game you fancy
(your homie is kickin your ass 3rd round in fightnight)
"you fuck! i cant believe yo bitchass just did that U SLUT FUCKER!"
note: emphasize on the word "SLUT" as if retalliation will be his/her crucial fatality.