1. A term used to cover one's ass when beaten at a video game. Most commonly used in multiplayer deathmatches like Halo or Perfect Dark.
2. Whenever your memory card erases itself.
Man there iz no way that grenade hit me!! This game screwed me over!!
WTF?? My memory card erased itself again?? AAAAHHHH! I'M THE VICTIM OF A GAME SCREW!!