nostril defilement
When a man unexpectedly mounts another person's face and jams their penis into that person's nostril. After this is acheived the man urinates into the persons nostril until they are completely relieved whereupon the man exclaims "You have been defiled!!". Commonly used to describe situations of great pwnage and of great surprise.
Aaron: "Dude I can't believe he gave us that test."
Wes: "Yeah I know. I can still feel my nose burning from that nostril defilement back there."
Wes: "Yeah I know. I can still feel my nose burning from that nostril defilement back there."