The act of perfoming "COD" otherwise known as Call of Duty. This term applies to any COD such as Call of Duty: Modern Warfare, Call of Duty: Modern Warfare 2 or any other form of COD on any console or computer.
Gotta run, I got a Codulation session planned tonight.
(n.) Someone who has the stamina to play Call of Duty 4 or 5 for a combined 115 days in game time, or anyone who plays so much, that they deserve said word. Anyone who uses a bot, or is uberobsessed in/with said game.
Bob: Jesus Christ! I didn't even have time to spawn!
Joe: Fuck dude, xXExampleXx is such a Codwhore.
Codwhore: Hell yeah, I'm on fire! Mom, shut up! I don't need a life.