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Definition of drug

drug

/drʌɡ/
drug

Plural:drugs
•
Past Simple:drugged
•
Past Participle:drugged
•
Present Participle:drugging
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drug Lexical Profile

drug Game Scores & Validity

• noun

1

A chemical substance used in the treatment, cure, prevention, or diagnosis of disease, or to otherwise enhance physical or mental well-being.

Example

"The researchers are conducting clinical trials for a new drug designed to lower blood pressure."


2

An often illegal or restricted chemical substance consumed for its mind-altering, stimulant, or recreational effects on the central nervous system.

Example

"The customs officers intercepted a massive shipment of illegal drugs hidden in the cargo container."

Synonyms
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• verb

1

To administer a medication or narcotic to a person or animal, often to induce sleep, unconsciousness, or reduced physical capacity.

Example

"The veterinarians had to drug the aggressive lion before they could safely examine its injuries."


2

To surreptitiously add a narcotic, toxic, or incapacitating substance into food or a beverage.

Example

"She kept a close eye on her glass at the party to ensure no one tried to drug her drink."

Synonyms
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Antonyms
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Word Nuance & Usage

The word 'drug' carries a strong dual connotation in English; it functions as a neutral, medical term for pharmaceuticals, but is equally the primary term for illicit, mind-altering narcotics, making context essential to its meaning.

• Rhymes for drug

Word Origin & Etymology

Late 14th century, from Old French 'drogue' (medical preparation), which is generally believed to derive from Middle Dutch 'droge vate' meaning 'dry barrels', referring to the dry herbs and roots stored within them by apothecaries.

Usage Trend

Historical frequency of usage in published text.

180019102020

Cite this Entry


Wordmom. (2026). Definition of Drug. In Wordmom Dictionary. Retrieved Nov 10, 2026, from https://wordmom.com/dictionary/drug
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