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.
That starts with killing off weeds before planting. Josh Honeycutt, Outdoor Life, 26 June 2025 Manchester City City won seven of their opening nine league matches last term before a sharp downturn in form over November and December derailed their season and killed off hopes of defending their title. Colin Millar, New York Times, 18 June 2025 Idaho Legislature wanted no part of the federal plan to reintroduce wolves Thanks to bounties, trapping and widespread poisoning, by the 1930s the U.S. federal government all but killed off wolves that used to roam the U.S. Rocky Mountains from the Canadian border to Mexico. Clark Corbin, Idaho Statesman, 12 June 2025 If possible, let your mattress air out in natural sunlight—this can help with smells and even kill off some bacteria, according to Stein. Daley Quinn, Southern Living, 10 June 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 3 Jul. 2025.

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