What is Uber Ownage?
1.
getting ur ass super owned, or super owning ppl
Knifing in a first person shooter is uber ownage
2.
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!"
See