tear·gas | \ˈtir-ˌgas \
teargassed; teargassing; teargases

Definition of teargas 

(Entry 1 of 2)

transitive verb

: to use tear gas on

tear gas


Definition of tear gas (Entry 2 of 2)

: a solid, liquid, or gaseous substance that on dispersion in the atmosphere irritates mucous membranes resulting especially in blinding of the eyes with tears and is used chiefly in dispelling mobs

Examples of teargas in a Sentence

Recent Examples on the Web: Noun

The inmate was in custody on a probation violation as well as charges of possessing a leaded cane and being a felon in possession of tear gas. Alex Riggins, sandiegouniontribune.com, "Inmate death at Vista jail under investigation," 11 July 2018 Some clashed with the police, who eventually dispersed the crowd with tear gas. The Economist, "Politics this week," 28 June 2018 Police eventually used tear gas and rubber bullets to break up the crowd. Rebecca Farley, refinery29.com, "Los Angeles Police Shut Down The XXXTentacion Memorial In L.A.," 20 June 2018 Tactical officers eventually used tear gas to get Sommerville out of the apartment. Robert A. Cronkleton, kansascity, "Police used tear gas to end standoff after Raytown shooting; man now charged," 3 June 2018 Demonstrators in the capital of Managua threw rocks and set fires in unrest that started Wednesday, and police responded with tear gas. Natalie Gallón, CNN, "At least 10 dead in Nicaragua protests," 21 Apr. 2018 So the 22-year-old photographer headed out with a camera, film and a handkerchief to press over his face in case there was tear gas. Mary Carole Mccauley, baltimoresun.com, "On the front lines: Baltimore photographers recall documenting 1968 riots," 30 Mar. 2018 Government forces fired shotgun pellets and tear gas at the stone-throwing protesters, injuring at least 20. Aijaz Hussain, The Christian Science Monitor, "India takes control of Kashmir territory," 25 June 2018 Police used stun grenades and tear gas to prevent them from entering the building. NBC News, "Greek prime minister survives no-confidence vote in parliament," 16 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'teargas.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of teargas


1946, in the meaning defined above


1916, in the meaning defined above

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Time Traveler for teargas

The first known use of teargas was in 1916

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More Definitions for teargas

tear gas


English Language Learners Definition of tear gas

: a gas that makes people unable to see by causing their eyes to be filled with tears and that is used especially by the police or military to separate large groups of people

tear gas


Medical Definition of tear gas 

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

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