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.
On June 24, the U.S. Coast Guard Cutter Tahoma’s crew interdicted the cocaine, which has a value of $73.7 million, about 120 miles northwest of Ecuador, a coast guard press release read. Devoun Cetoute, Miami Herald, 30 July 2025 The Chinese coast guard has repeatedly used water cannons to hit Filipino boats in the South China Sea. Nick Lichtenberg, Fortune, 23 July 2025 Philippine Coast Guard Video released by the Philippine coast guard captured a radio broadcast informing the Chinese ship that it was not authorized to operate in those waters and ordering it to leave. Micah McCartney, MSNBC Newsweek, 14 July 2025 Taiwan’s coast guard is dwarfed by the growing Chinese coast guard, which is already the largest in the world in terms of the number and size of vessels. Eryk Michael Smith, FOXNews.com, 12 June 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 5 Aug. 2025.

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
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!