jackhammer

noun
jack·​ham·​mer | \ ˈjak-ˌha-mər How to pronounce jackhammer (audio) \

Definition of jackhammer

1 : a pneumatically operated percussive rock-drilling tool usually held in the hands
2 : a device in which a tool (such as a chisel for breaking up pavements) is driven percussively by compressed air

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Other Words from jackhammer

jackhammer verb

Examples of jackhammer in a Sentence

Recent Examples on the Web When male cicadas group together, their song can reach 105 decibels—that’s louder than a lawn mower or jackhammer. Melissa Holzberg, Forbes, 6 May 2021 Residents have told of hearing a backhoe and jackhammer overnight — when the excavation was supposed to have been paused — and seeing a convoy of FBI vehicles, including large armored trucks. Time, 9 Mar. 2021 Drummer Ben Thatcher attacks his kit like a jackhammer operator. Mark Kennedy, Star Tribune, 28 Apr. 2021 Residents have told of hearing a backhoe and jackhammer overnight — when the excavation was supposed to have been paused — and seeing a convoy of FBI vehicles, including large armored trucks. Time, 9 Mar. 2021 Residents have told of hearing a backhoe and jackhammer overnight — when the excavation was supposed to have been paused — and seeing a convoy of FBI vehicles, including large armored trucks. Time, 9 Mar. 2021 Residents have told of hearing a backhoe and jackhammer overnight — when the excavation was supposed to have been paused — and seeing a convoy of FBI vehicles, including large armored trucks. Time, 9 Mar. 2021 Alabama’s high-flying, shot-hoisting offense creates more headaches than a jackhammer. Ben Bolch, Los Angeles Times, 27 Mar. 2021 Residents have told of hearing a backhoe and jackhammer overnight — when the excavation was supposed to have been paused — and seeing a convoy of FBI vehicles, including large armored trucks. Time, 9 Mar. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'jackhammer.' 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 jackhammer

1912, in the meaning defined at sense 1

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Time Traveler for jackhammer

Time Traveler

The first known use of jackhammer was in 1912

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Statistics for jackhammer

Last Updated

18 May 2021

Cite this Entry

“Jackhammer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/jackhammer. Accessed 19 Jun. 2021.

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More Definitions for jackhammer

jackhammer

noun

English Language Learners Definition of jackhammer

chiefly US : a heavy tool used to break hard substances (such as concrete) into pieces by a repeated pounding action

More from Merriam-Webster on jackhammer

Nglish: Translation of jackhammer for Spanish Speakers

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