In Metal Gear Solid 4, the character Vamp is known for his scene where he gets shot right in his forehead. The thing is, he doesn't die when he is shot. "Pulling a Vamp" is being shot in the head and surviving.
Sniper 1: Shoot him!
Sniper 2 fires gun and hits the man in the foreheaad*
Man: Ow! Wait, I'm still alive!!
Sniper 2: What! No way!
Sniper 1: He's pulling a Vamp on us!!!