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2.
1. n. In a Call of Duty game, when in multiplayer all four killfeed slots are filled with the same player's name.
It is an accomplishment to be proud of.

3. v. (uncommon) to feed four animals (or humans) at the same time. Not so much to be proud of.
1.

John: %@#! I just got a Quad-Feed twice in this game!!!
Jack: !@#!@#! I wish I could be half as cool as you!!!

2.

Jack: Dude! I just fed my dog, my two cats, and my hamster at the same time!
John: EWWW! you still keep animals?
by CallOfDutyExpert May 09, 2012
 
1.
in a first person shooter (mainly call of duty) it is the action of filling all four slots on the killfeed (tells who a person killed/ was killed by and what gun was used) with out anyone getting kills in the process of those four kills
person one: man i just hit a quad feed with the L96 sniper
person two: no way all i can get is a triple
by yodoshow February 27, 2012