1. A person that copies phrases/sayings of others and claims them as their own.
2. Bad use of 1337 speak to acknowledge when someone has won.
1. That chick is such a joo-won, I told her to suck a fart and she claims she has been using that phrase since she was six! What a joo-won!
2. d00d! j00-\/\/0|\|!!!!!111 ur 5k1lls r 1337!!!