1) When you do
something good and think its all down to your skill/
knowledge or whatever, you just say skillage.
2) Or when someone does
something good.
3) In football, When you take it around someone or Skill them you shout SKILLAGE
Brandon: Did you SEE THAT! Oh My God. That was sick.
Steve: Yeh, all you did was take the
ball round me, dont be acting like your all
hard.
Brandon: And? It was
skill "Skillage".
So in actual Fact steve Got Pwned aswell :D