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marijuana

American  
[mar-uh-wah-nuh] / ˌmær əˈwɑ nə /
Sometimes marihuana

noun

  1. a psychoactive narcotic drug rendered from the leaves and flowering tops of a cannabis plant, especially Cannabis sativa, used for recreational or medical purposes by smoking, vaping, or ingesting.

    He’s tried marijuana but claims it has no effect on him.

  2. the dried leaves and flowering tops from which the drug is rendered.

    Her personal stash of marijuana is rarely more than an ounce or two.

  3. any plant of the genus Cannabis, especially C. sativa, whose leaves and flowering tops have psychoactive properties.

    several acres of cultivated marijuana.


marijuana British  
/ ˌmærɪˈhwɑːnə /

noun

  1. the dried leaves and flowers of the hemp plant, used for its euphoric effects, esp in the form of cigarettes See also cannabis

  2. another name for hemp

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of marijuana

An Americanism dating back to 1890–95; from Mexican Spanish marihuana, mariguana; the traditional association with the personal name María Juana is probably a folk etymology

Explanation

Marijuana is a commonly used illegal drug made from dried leaves of the hemp plant. Smoking marijuana creates a high. Marijuana is a drug that is mostly smoked — in a joint, a bowl, a bong, or other device — but sometimes it can be eaten. Marijuana is illegal, but it is considered a "soft drug" — as opposed to hard drugs like heroin or cocaine, which are killers. People call marijuana "pot" and "weed" and a hundred other slang terms. There's also medical marijuana, which sick people, especially cancer patients, can get to relieve their pain.

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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

"Decriminalisation isn't good enough," says Antoine, a former chair of the Caribbean Community's Regional Commission on Marijuana.

From BBC • Jan. 26, 2026

David Evans, the head of North Carolinians Against Legalizing Marijuana, said he’s had cancer three times and sympathizes with anyone with a serious illness.

From Washington Times • May 30, 2023

“These are salient targets for future clinical trials,” said study author Staci Gruber, director of the Marijuana Investigations for Neuroscientific Discovery program at McLean Hospital and associate professor of psychiatry at Harvard Medical School.

From Washington Post • Oct. 21, 2022

The task force also includes the state’s Campaign Against Marijuana Planting, renamed by Bonta as EPIC, short for the Eradication and Prevention of Illicit Cannabis.

From Los Angeles Times • Oct. 15, 2022

The Illegal Marijuana Enforcement Team is a multi-agency task force in the Rogue Valley paid for by a grant from the Oregon Criminal Justice Commission.

From Seattle Times • Jun. 17, 2022

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