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Showing results for tear gas. Search instead for tear-gassing.
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  • tear gas
    tear gas
    noun
    a gas that makes the eyes smart and water, thus producing a temporary blindness, used in modern warfare, to quell riots, etc.
  • tear-gas
    tear-gas
    verb (used with object)
    to subject to tear gas.
Synonyms

tear gas

1 American  
[teer] / tɪər /

noun

  1. a gas that makes the eyes smart and water, thus producing a temporary blindness, used in modern warfare, to quell riots, etc.


tear-gas 2 American  
[teer-gas] / ˈtɪərˌgæs /

verb (used with object)

tear-gassed, tear-gassing
  1. to subject to tear gas.


tear gas British  
/ tɪə /

noun

  1. Also called: lacrimator.  any one of a number of gases or vapours that make the eyes smart and water, causing temporary blindness; usually dispersed from grenades and used in warfare and to control riots

"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 tear gas1

First recorded in 1915–20

Origin of tear-gas2

First recorded in 1945–50

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.

See Examples For:

Police and Prime Minister Narendra Modi's government have not commented on the use of sticks and tear gas against protesters.

From BBC Jul. 21, 2026

"We don't want tear gas and running battles in the streets. We are too old for that," one of the parents told journalists in Nairobi.

From BBC Jun. 25, 2026

Collins said that after he was shot, agents began deploying tear gas, which further irritated his throat and eyes.

From Los Angeles Times May 5, 2026

Footage from local media showed police using tear gas to disperse people who approached the crash site to gather the money.

From Barron's Feb. 28, 2026

He should ask Harrison about tear gas now, but instead he said, “Let me show you my new room in the Boys’ Quarters.”

From "Half of a Yellow Sun" by Chimamanda Ngozi Adichie

Family members say police officers suggested he may have been killed by a tear-gas canister rather than a bullet.

From BBC Jun. 12, 2026

“It’s a different thing to ask, ‘Will you show up to this protest, where police might come and tear-gas us?’ versus ‘We’re getting whistles. Do you think you could help us with some extra baggies?’

From Slate Jan. 31, 2026

Officials said they had seized three tear-gas canisters and a blank rifle round during their searches of his home and office.

From The Wall Street Journal Sep. 9, 2025

The announcement comes after Caputo, a former campaign aide to President Trump, faced criticism on Sunday for a series of aggressive, late-night tweets suggesting people tear-gas journalists and arguing with other users.

From Fox News Sep. 16, 2020

The gun rack, set between two of the eight windows, held a Remington shotgun, a Colt AR-15 assault rifle, a tear-gas gun, and many rounds of ammunition.

From "Newjack: Guarding Sing Sing" by Ted Conover

I have never dropped bombs or tear-gassed anyone.

From Salon Feb. 13, 2026

Lindsey said on video, “They tear-gassed this area so I’m sneezing,” according to court records.

From Los Angeles Times Aug. 8, 2024

During the 2019 pro-democracy protests in Hong Kong, Mr Lai would join the tear-gassed crowds and listen to protesters before returning to the newsroom to direct coverage.

From BBC Dec. 18, 2023

While most of the gatherings were peaceful, French police tear-gassed protesters Sunday as they attempted to march on the Iranian Embassy in Paris.

From Washington Post Sep. 30, 2022

Thackeray reminisced at length about being tear-gassed blind in the November 1969 antiwar protests in Washington Circle, covering them for her college paper.

From The Hacker Crackdown, law and disorder on the electronic frontier by Sterling, Bruce

“I actually think we could be promoting COVID-19 by tear-gassing protesters,” said Balmes.

From Scientific American Jun. 8, 2020

She oversaw punitive operations along the southern border that included the tear-gassing of hundreds of desperate would-be refugees near the San Ysidro border crossing.

From Slate Apr. 9, 2019

State Sen. Maria Chappelle-Nadal, who represents Ferguson and live-tweeted her tear-gassing by police, is one of 10 Democrats outnumbered by 24 Republicans.

From Slate Aug. 15, 2014

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