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assault boat

noun

: a small portable boat used in an amphibious military attack or in land warfare for crossing rivers or lakes

Word History

First Known Use

1938, in the meaning defined above

Time Traveler
The first known use of assault boat was in 1938

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Cite this Entry

“Assault boat.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/assault%20boat. Accessed 28 Nov. 2025.

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