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Synonyms

life jacket

American  

noun

  1. a sleeveless jacket of buoyant or inflatable construction, for supporting the wearer in deep water and preventing drowning.

life jacket British  

noun

  1. an inflatable sleeveless jacket worn to keep a person afloat when in danger of drowning

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of life jacket

First recorded in 1865–70

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.

Photos appeared to show dozens of migrants wearing life jackets being brought in to Dover, Kent, aboard a Border Force vessel.

From BBC

Neither had been wearing a life jacket when their kayak overturned.

From Los Angeles Times

Boats are often poorly maintained, carry no life jackets, and many of the migrants cannot swim.

From Barron's

The passengers, all of them Afghan, were not wearing life jackets.

From Barron's

The government's taskforce is recommending that boats be fitted with safety ladders, fisherman be required to wear life jackets, and that safety training be mandatory for all foreign crew.

From BBC

Definitions 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.