Definitions by A-BOOMBA

Dumpster ninja 

Guy who will invite you back to his dumpster and use the fine arts of boxed wine-ology and mad smooth ninja skills to woo a girl.

Guy 1: "Yo, You see Jeremy wit dat BoxWine?"
Guy 2: "Word"
Guy 1: "Dat boy is Maaaad Dumpster Ninjaish"

Dumpster ninja by A-BOOMBA September 10, 2005