hard drug

See more synonyms for hard drug on Thesaurus.com

noun Pharmacology.

an addicting drug capable of producing severe physical or psychological dependence, as heroin.

Origin of hard drug

An Americanism dating back to 1965–70

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for hard drug

anesthetic, opium, painkiller, dope, sedative, opiate, tranquilizer, heroin, merchandise, junk, fix, hypnotic, soporific, stuff, analgesic, anodyne, downer, lenitive, laudanum, somnifacient