gateway drug

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gateway drug

Substance abuse Any drug or addictive subtance–eg, nicotine and alcohol, that may be abused, and is allegedly linked to subsequent abuse of illicit 'soft' drugs–eg, marijuana and/or 'hard' drugs–eg, cocaine and heroin. See Glue sniffing, Hard drug, 'White-out. '.

gateway drug

A drug of abuse whose use precedes, and is thought to contribute to, the subsequent use of more dangerous or exotic substances, esp. by young people.
See also: drug
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