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A drug that is believed to be nonaddictive and less damaging to the health than a hard drug.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
soft drugSubstance abuse Any illicit drug popularly perceived to have a relatively low abuse potential; for some, marijuana is viewed as an SD, heroin a a hard drug, and cocaine in the middle. Cf Hard drug.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.
1. A drug that is easily metabolized by the body to inactive, nontoxic metabolites.
2. An illicit drug that has fewer psychoactive, addictive, or other adverse effects than a street drug orhard drug.
3. A drug that dissolves in the mouth and is quickly absorbed.
See also: drug
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