WordReference Random House Learner's Dictionary of American English © 2019
drug1 /drʌg/USA pronunciation   n., v.,  drugged, drug•ging. 
n. [countable]
  1. Drugsa chemical used in medicines for the treatment of disease, or to improve physical or mental well-being:Some drugs are useful in preventing disease.
  2. Drugsa habit-forming or illegal substance, esp. a narcotic:He was dealing in drugs.

v. [+ object]
  1. Drugsto administer a medicinal drug to:The hospital staff drugged him with sedatives.
  2. to make unconscious or poison (someone) with a drug:They tied him up, drugged him, and smuggled him across the border.
  3. to mix (food or drink) with a drug:I drugged his drink while he wasn't looking.

WordReference Random House Unabridged Dictionary of American English © 2019
drug1  (drug),USA pronunciation n., v.,  drugged, drug•ging. 
  1. Drugs[Pharm.]a chemical substance used in the treatment, cure, prevention, or diagnosis of disease or used to otherwise enhance physical or mental well-being.
  2. Drugs, Law(in federal law)
    • any substance recognized in the official pharmacopoeia or formulary of the nation.
    • any substance intended for use in the diagnosis, cure, mitigation, treatment, or prevention of disease in humans or other animals.
    • any article, other than food, intended to affect the structure or any function of the body of humans or other animals.
    • any substance intended for use as a component of such a drug, but not a device or a part of a device.
  3. Drugsa habit-forming medicinal or illicit substance, esp. a narcotic.
  4. Drugsdrugs: 
    • chemical substances prepared and sold as pharmaceutical items, either by prescription or over the counter.
    • personal hygienic items sold in a drugstore, as toothpaste, mouthwash, etc.
  5. [Obs.]any ingredient used in chemistry, pharmacy, dyeing, or the like.
  6. Idiomsdrug on the market, a commodity that is overabundant or in excess of demand in the market. Also,  drug in the market. 

  1. Drugsto administer a medicinal drug to.
  2. to stupefy or poison with a drug.
  3. to mix (food or drink) with a drug, esp. a stupefying, narcotic, or poisonous drug.
  4. to administer anything nauseous to.

  1. drug up, to take a narcotic drug:The addict prowled about for a place to drug up.
  • Middle French drogue, of obscure origin, originally
  • Middle English drogges (plural) 1300–50

drug2  (drug),USA pronunciation v. [Chiefly Midland and Southern U.S.][Nonstandard.]
  1. Dialect Termsa pt. and pp. of  drag. 

Drug  (drŏŏg),USA pronunciation n. [Zoroastrianism.]
  1. Eastern Religionsthe cosmic principle of disorder and falsehood. Cf. Asha.
  • Avestan drauga

Collins Concise English Dictionary © HarperCollins Publishers::

drug /drʌɡ/ n
  1. any synthetic, semisynthetic, or natural chemical substance used in the treatment, prevention, or diagnosis of disease, or for other medical reasons
    Related adjective(s): pharmaceutical
  2. a chemical substance, esp a narcotic, taken for the pleasant effects it produces
  3. drug on the marketa commodity available in excess of the demands of the market
vb (drugs, drugging, drugged)(transitive)
  1. to mix a drug with (food, drink, etc)
  2. to administer a drug to
  3. to stupefy or poison with or as if with a drug
Etymology: 14th Century: from Old French drogue, probably of Germanic origin

ˈdruggy adj

'drugged' also found in these entries:

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