A male who takes one for the team! An individual at a party who fucks the fat chicks to keep her sexy ass friends around for his boys.
Skrizz: "Man ! I had the best sex EVER last night! She was smokin'!"

JB: "Thank god your cuz was there to save the party. He is a great grenade puller."
by Middlefinger December 6, 2005
Get the grenade puller mug.