heroin noun
ADJ. pure | street
QUANT. dose, gram, ounce, shot, wrap
VERB + HEROIN fix, inject, smoke
HEROIN + NOUN injector | possession | injection | overdose a fatal heroin overdose | dealing > Note at DRUG(for more verbs and nouns)
You can also check other dicts: heroin (English, 中文解释 ), wordnet sense, Collins Definition