Definitions by Tinsau

halo 4 

slang term used around anyone you don't want in the know to refer to beer pong

dude 1: hey, man! halo 4 my room tonight!
dude 2: aight, cool! (shares knowing look w/ dude 1)
by-standing authority figure: (goes right over head)

halo 4 by Tinsau April 29, 2008