Street slammer
A fine mixed beverage created by drinking half a 40 (Steel Reserve works best) and then pouring a Sparks or Joose into the bottle (along with the remaining flat beer).
Jim: I've got four dollars and I want to get loaded.
John: Skip the 4 Loko, go for a street slammer!
John: Skip the 4 Loko, go for a street slammer!