The genre of strength that can be displayed by crackheads, usually in fits of rage and/or at the comedown of a high. This strength is rarely known as the victims of such force are usually killed or crackheads themselves. It is best exemplified by the grip of a crackhead, and those on the business end feel instantly helpless, both from the power exerted and the determined look in the crackheads eyes
"Did you see the way that bum was clenching his fists?"
"Ya man I bet hes got mad crackhead strength"