heroin

Definitions of heroin
1

n a narcotic that is considered a hard drug; a highly addictive morphine derivative; intravenous injection provides the fastest and most intense rush

Synonyms:
diacetylmorphine
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

Sign up, it's free!

Whether you're a student, an educator, or a lifelong learner, Vocabulary.com can put you on the path to systematic vocabulary improvement.