Top definition
Sitting on the floor shooting up then slowly sliding down on to the heroin mattress as you lose consciousness.

The floor in a crash pad or notorious junkies squat that many use as a bed after getting on.
Dave had a big taste tonight and he will be sleeping on the heroin mattress.
by Wimberley December 04, 2009
Get the mug
Get a heroin mattress mug for your coworker Georges.