Internet slang for the word "you." Most often used by 1337 computer freaks and/or white, male, black wanna-be's.
H3y, J00! Y0 m4mm4 w45 600d 1457 ni6h7, F00!
An unitelligent and/or ugly person. Most often used by the African American race.
I be hangin' n da crib, Foo!