gunboat

noun

gun·​boat ˈgən-ˌbōt How to pronounce gunboat (audio)
: an armed ship of shallow draft

Examples of gunboat in a Sentence

Recent Examples on the Web
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The notice came after an Iranian gunboat fired on a container ship Tuesday causing heavy damage to the bridge of the vessel, according to an incident report from UKMTO. Spencer Kimball, CNBC, 23 Apr. 2026 Tracking data showed almost no vessel movement through the strait after Saturday’s attacks, when at least two ships reported being fired upon by gunboats linked to the country’s Islamic Revolutionary Guard Corps (IRGC). Gemma Fox, Time, 19 Apr. 2026 Two Iranian gunboats were reported to have fired at a tanker in the Strait of Hormuz today, according to a British monitoring agency. Claudio Lavanga, NBC news, 18 Apr. 2026 The fort stood high above the river, where fearsome artillery was able to turn back the Union gunboats that had pounded low-lying Fort Henry into submission. Bill Steiden, Des Moines Register, 24 Mar. 2026 See All Example Sentences for gunboat

Word History

First Known Use

1776, in the meaning defined above

Time Traveler
The first known use of gunboat was in 1776

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Cite this Entry

“Gunboat.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gunboat. Accessed 24 Apr. 2026.

Kids Definition

gunboat

noun
gun·​boat ˈgən-ˌbōt How to pronounce gunboat (audio)
: a small lightly armed ship for use in shallow waters

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