copl
Pronounced cop-ull.  Synonym for cool.  Used most effectively in conjuction with 1337 words.
You: I just upgraded my armor!  It's so godly!
Friend: Copl!  You're so 1337!

Friend: LAN party at my house!  Pwnage begins at 5pm!
You: Copl!

Friend: My guild totally stiffed me at the dungeon tonight...
You: So not copl!  Buncha n00bs.