Coast Guard
Americannoun
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U.S. Military. a military service under the Department of Transportation, which in peacetime enforces maritime laws, saves lives and property at sea, and maintains aids to navigation, and which in wartime may be placed under the Navy Department to augment the navy.
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(lowercase) any similar organization for aiding navigation, preventing smuggling, etc.
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Also called coastguardsman. (lowercase) a member of any such organization.
Etymology
Origin of Coast Guard
First recorded in 1825–35
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
"At around 11:00 am, Coast Guard border police officers were informed that a fire had broken out on board a commercial vessel located within Romania's exclusive economic zone," the ministry said in a statement.
From Barron's ● Oct. 5, 2026
On Sunday evening, the United States Coast Guard said it was ending its search for survivors off the coast of Nantucket, a Massachusetts island.
From BBC ● Oct. 5, 2026
According to the tail number released by the Coast Guard, the plane belonged to Latitude Air Ambulances, a company that provides international medical flights for patients returning home.
From BBC ● Oct. 3, 2026
To give her 8-year-old daughter Sigrid a similar experience, she pays for her to visit a junkyard playground on this former Coast Guard installation in New York City.
From The Wall Street Journal ● Sep. 29, 2026
One of the men started walking toward him, asking, "Coast Guard?"
From Nazi Saboteurs by Samantha Seiple
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Get a wordDefinitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
