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Synonyms

life jacket

American  

noun

  • life jackets
    plural
  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

Other Word Forms

Noun Inflected Forms

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.

See Examples For:

The small boats involved in Channel crossings can be overcrowded, too flimsy, and not everyone wears a life jacket, the Crown Prosecution Service said.

From BBC Jul. 31, 2026

Looking like a life jacket thrown into a car compactor, the work weaves a floppy beam of hazard-orange steel around and through a menacing conglomeration of rusty metal scraps.

From The Wall Street Journal May 22, 2026

A life jacket worn by a Titanic survivor has been sold at auction to a collector for £670,000.

From BBC Apr. 18, 2026

"He swam, he reckons, the first two hours with a life jacket on," Bresland told national broadcaster ABC.

From Barron's Feb. 3, 2026

I know Keisha is trying to help him, but I think it’s like throwing him an anchor for a life jacket.

From "Fish in a Tree" by Lynda Mullaly Hunt

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