hard drug

Thesaurus

Noun

1.

hard drug - a narcotic that is considered relatively strong and likely to cause addiction cocain, cocaine - a narcotic (alkaloid) extracted from coca leaves; used as a surface anesthetic or taken for pleasure; can become powerfully addictive controlled substance - a drug or chemical substance whose possession and use are controlled by law diacetylmorphine, heroin - a narcotic that is considered a hard drug; a highly addictive morphine derivative; intravenous injection provides the fastest and most intense rush narcotic - a drug that produces numbness or stupor; often taken for pleasure or to reduce pain; extensive use can lead to addiction soft drug - a drug of abuse that is considered relatively mild and not likely to cause addiction