kill off

verb

killed off; killing off; kills off

transitive verb

: to destroy in large numbers or totally

Examples of kill off 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.
The power play, the Wild’s saving grace in their first few games, is now in an 0-for-11 funk (The Devils have killed off 21 straight power plays). Joe Smith, New York Times, 23 Oct. 2025 These happen when temperatures persistently fall below 28 degrees, which kills off the majority of plants, plants, crops and insects. Janet Loehrke, USA Today, 22 Oct. 2025 This phenomenon comes thanks to a li'l thing known as allelopathy, an offensive mechanism in which plants (or other organisms) release biochemicals that kill off other competing plants in the immediate vicinity. Ben Coxworth october 20, New Atlas, 20 Oct. 2025 Will July completely kill off the ubiquitous AirTag? Stacia Datskovska, Footwear News, 20 Oct. 2025 See All Example Sentences for kill off

Word History

First Known Use

1607, in the meaning defined above

Time Traveler
The first known use of kill off was in 1607

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Cite this Entry

“Kill off.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/kill%20off. Accessed 24 Oct. 2025.

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