A house (apartment, etc.), that sell rock or crack cocaine. A crack house.
If you want to cop a rock, a rock house is usually better than the street.
A rock consisting of crack cocaine mixed with heroin or morphine base. (Khadafi rock, Kadaffi rock)
I smoked a piece of Khadaffi rock in a glass pipe.
A rock house (crack house) that sells nothing smaller than forty dollar rocks.
I got a major rock at the forty house at 34th and Chestnut.
Heroin, a miracle drug derived from the poppy.
I'd be in bad shape without my Vitamin H.
A twenty-five dollar cocaine rock.
I went by the spot to cop a solid.