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| drug [ drug ] |
noun (plural drugs) |
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| Definition: |
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1. medicinal substance: a natural or artificial substance given to treat or prevent disease or to lessen pain
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2. illegal substance: an often illegal and sometimes addictive substance that causes changes in behavior and perception and is taken for the effects
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3. pharmacology medical substance: a substance given to treat or prevent illness as defined in the U.S. Food, Drug, and Cosmetic Act
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transitive verb (past and past participle drugged, present participle drug·ging, 3rd person present singular drugs) |
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| Definition: |
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1. give somebody drug: to give a drug to somebody
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2. add drug to something: to mix a drug with somebody's food or drink to make him or her fall asleep or become unconscious
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| [14th century. < French drogue] |