Done,
okay, finished. In a physical
state where further intoxication is unneeded. Often used as a polite refusal for more marijuana, alcohol, etc. Also used as a general term for reluctancy or unwillingness.
"Yo Lee, hit greens on this
bowl."
"
Aw, no thanks man, I'm champ from that last one."
"Bro, let's
throw eggs at some traffic!"
"I'm champ on that, dude. Count me out."