Top definition
(Used mostly in First Person Shooters)

Person who randomly chucks a grenade into the air without a target hoping it will kill someone.
(Alpha) Player 1: Here goes another Halo Grenade!
(Bravo) Player 2: Dude! that noob just killed me with a Halo Grenade!
by Stephen Risinger September 17, 2007
Get the mug
Get a Halo Grenade mug for your sister Beatrix.