tear-gas

verb

variants or tear gas or less commonly teargas
tear-gassed or tear gassed also teargassed; tear-gassing or tear gassing also teargassing; tear-gases or tear gasses also teargasses

transitive verb

: to use tear gas on
The troops then tear-gassed the crowd of several hundred, mostly teenagers and young men, which scattered in great confusion, but re-formed later.Roger Daniels

Examples of tear-gas in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Instruments and voices accumulate into immense, sustained, saturating dissonances, with a snare drum cutting through the tear-gas haze. Alex Ross, New Yorker, 18 May 2026 Now 78, Mauldin watches the news and sees videos and pictures of children being tear-gassed again — not by local police in 1965, but by federal immigration officers in 2026. Maya Miller, ProPublica, 15 May 2026 Federal officers have shot munitions at his face respirator and at his back, and launched a tear-gas canister that sparked next to his leg and burned a hole in his costume, the complaint says. CBS News, 4 Feb. 2026 Pretti had kicked the taillight of a law enforcement vehicle – and was then tackled and tear-gassed by agents – 11 days before he was killed. Luke William Hunt, The Conversation, 30 Jan. 2026 Children, small children and babies, being tear-gassed, taken into custody, separated from their parents. Shania Russell, Entertainment Weekly, 27 Jan. 2026 With their escape route blocked by protesters and their cars, the agents tossed out tear-gas canisters, the white clouds billowing up into the winter air. Robert F. Worth, The Atlantic, 26 Jan. 2026 Screaming people being torn from their families, Americans –- people who were born in the United States — being pulled out of their cars for the crime of having an accent or whatever, children –- small children, babies — being tear-gassed, taken into custody, separated from their parents. Nellie Andreeva, Deadline, 26 Jan. 2026 Agents have been accused of arresting citizens without probable cause, pointing weapons at people, tear-gassing neighborhoods, among other allegations of violent behavior. Madeline Buckley, Chicago Tribune, 24 Jan. 2026

Word History

First Known Use

1918, in the meaning defined above

Time Traveler
The first known use of tear-gas was in 1918

Browse Nearby Words

See all Nearby Words

Cite this Entry

“Tear-gas.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tear-gas. Accessed 10 Jun. 2026.

Kids Definition

teargas

1 of 2 verb
tear·​gas ˈti(ə)r-ˌgas How to pronounce teargas (audio)
: to use tear gas on

tear gas

2 of 2 noun
: any of various substances that cause eye irritation and blind the eyes with tears when released into the air and that are used mostly to scatter mobs

Medical Definition

tear gas

noun
: a solid, liquid, or gaseous substance that on dispersion in the atmosphere irritates mucous membranes resulting especially in blinding of the eyes with tears
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