1 during the act of almost a fatal loss you come back with an amazing almost
unbelievable, and
remarkable, come back making you either win, or come close enough to your victory
2 you are being being owned to a degree of which
you would consider dieing
3 term used by noobies who do player kills, but then later die
setting,
video game, presumably halo 2
person a: "dude i just pwned your last life"
person b sneaks up behind person a and shoots
the fucking life out of him, then kills him 20 times with out a single death
person b: "this is uber ownage nooby"
person a: "
FUCK YOU!"