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Showing results for life jacket. Search instead for light jacket.
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:

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

She and fellow survivors, signed the life jacket, leaving their signatures on the cream-coloured vest, which features 12 pockets and is fitted with shoulder rests and side straps.

From BBC Apr. 15, 2026

"The water is safe when there's a lifeguard and you have a life jacket on," he said.

From BBC Mar. 5, 2026

The youngster said he started heading for shore with just his life jacket but later abandoned it to swim unencumbered.

From Barron's Feb. 3, 2026

He took a moment and put a life jacket on, buckling it on tightly.

From "The Voyage Of The Frog" by Gary Paulsen

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