coast guard

noun

1
: a military or naval force employed in guarding a coast or responsible for the safety, order, and operation of maritime traffic in neighboring waters
2
usually coastguard chiefly British : coastguardsman

Examples of coast guard 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.
Taiwan‘s defense ministry on Wednesday said 77 Chinese military aircraft and 25 navy and coast guard vessels had been operating around the island in the past 24 hours. Reuters, NBC news, 31 Dec. 2025 Taiwan's defense ministry said 71 Chinese military aircraft and 24 navy and coast guard vessels had been operating around the island on Tuesday. Yimou Lee, USA Today, 30 Dec. 2025 And for their part, Japan and Australia are trying to keep the momentum going – Japan with its naval and coast guard capabilities and Australia with infrastructure and health initiatives. Hyeran Jo, The Conversation, 18 Dec. 2025 On Thursday, China had more than 100 naval and coast guard vessels deployed across East Asian waters at one point, Reuters reported, citing sources and intelligence reports. CNN Money, 7 Dec. 2025 See All Example Sentences for coast guard

Word History

First Known Use

1833, in the meaning defined at sense 1

Time Traveler
The first known use of coast guard was in 1833

Browse Nearby Words

Cite this Entry

“Coast guard.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/coast%20guard. Accessed 6 Jan. 2026.

Kids Definition

coast guard

noun
1
: a seagoing force for protecting a coast and people and property at sea
2
usually coastguard chiefly British : coastguardsman

More from Merriam-Webster on coast guard

Last Updated: - Updated example sentences
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