Definition of drug in English:


Line breaks: drug
Pronunciation: /drʌg


  • 1A medicine or other substance which has a physiological effect when ingested or otherwise introduced into the body: a new drug aimed at sufferers from Parkinson’s disease
    More example sentences
    • The retailing of antibiotics, anti-virus drugs and herbal medicines capable of reducing heat skyrocketed.
    • Lower doses of the drug result in analgesic effects, while increasing doses will produce amnesic effects.
    • Antidepressant and sedative drugs gave troublesome side effects and only temporary relief.
    medicine, medical drug, medication, medicament; remedy, cure, antidote; cure-all, panacea; nostrum; potion, elixir
    informal magic bullet
    archaic physic
  • 1.1A substance taken for its narcotic or stimulant effects, often illegally: a cocaine-based drug figurative mass adoration is a highly addictive drug
    More example sentences
    • The use of illegal drugs like marijuana, cocaine and heroin has increased exponentially, most dramatically among the young.
    • It is grown to produce the narcotic drugs hashish and marijuana, made primarily from its female flowers.
    • Crack cocaine is a potent hard crystalline form of cocaine, the addictive drug derived from the coca plant and used as a stimulant.
    narcotic, stimulant, hallucinogen, addictive drug, recreational drug, illegal drug, substance
    informal dope, junk, gear, stuff, downer, upper
    vulgar slang shit

verb (drugs, drugging, drugged)

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do drugs

informal Take illegal drugs: people who don’t drink or smoke or do drugs
More example sentences
  • Those convicted will have to demonstrate their commitment not to do drugs, but no drug testing will be involved.
  • I love my mum and my family and I don't think I really did when I was doing drugs.
  • At the start I was just doing drugs at the weekend, but then I moved on to smoking cannabis at school.

on drugs

Taking medically prescribed drugs: on drugs for high blood pressure
Under the influence of or habitually taking illegal drugs: all the criminals were on drugs
More example sentences
  • All meetings about children who may be on drugs should have a drug worker present.
  • I have a low opinion of myself, I'm angry at life and I'm somebody I don't want to be when I'm on drugs.
  • How do you know he wasn't on drugs?


Middle English: from Old French drogue, possibly from Middle Dutch droge vate, literally 'dry vats', referring to the contents (i.e. dry goods).

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