arms race

noun

: a race between hostile nations to accumulate or develop weapons
broadly : an ever escalating race or competition

Examples of arms race in a Sentence

Recent Examples on the Web
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Somehow, a movement that believes AI is incredibly dangerous and needs to be pursued carefully ended up generating a breakneck artificial arms race. Sam Kriss, Harpers Magazine, 24 Feb. 2026 That has ended limits on the arsenals of the world’s biggest nuclear powers and raised concerns about a possible new arms race. Jamey Keaten, Los Angeles Times, 24 Feb. 2026 Both CrowdStrike and Palo Alto are best-in-class in this new arms race. Paulina Likos, CNBC, 23 Feb. 2026 While the current arms race cannot be measured in warheads, the scale of it is captured in the staggering amounts of capital being deployed. Tristan Bove, Fortune, 18 Feb. 2026 See All Example Sentences for arms race

Word History

First Known Use

1921, in the meaning defined above

Time Traveler
The first known use of arms race was in 1921

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Cite this Entry

“Arms race.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/arms%20race. Accessed 9 Mar. 2026.

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