heroin

heroins

Definitions of heroin
  1. noun
    a narcotic that is considered a hard drug; a highly addictive morphine derivative; intravenous injection provides the fastest and most intense rush
    synonyms: diacetylmorphine
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    types:
    big H, hell dust, nose drops, scag, skag, smack, thunder
    street names for heroin
    type of:
    hard drug
    a narcotic that is considered relatively strong and likely to cause addiction
    opiate
    a narcotic drug that contains opium or an opium derivative
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