追龙 Traditional form: 追龍 Pinyin (reading): zhuīlóng Definitions: (slang) to inhale the vapor from heroin heated on a piece of aluminum foil; to chase the dragon Characters: 追 - to pursue, to chase after; to expel 龙 - dragon; symbol of the emperor Traditional characters: 追 - to pursue, to chase after; to expel 龍 - dragon; symbol of the emperor