look up any word, like swag:
 
1.
One ounce of codeine/promethazine syrup. Literally, the term means one half of two ounces. Make sense?
Guy 1: Hey, man, you got any lean?
Guy 2: How much you want?
Guy 1: Half a deuce.
Guy 2: Yeah, if you got twenty.
by "Smelly" Zach February 28, 2006