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definitions

life jacket

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SEE MORE SYNONYMS FOR life jacket ON THESAURUS.COM

noun

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

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RELATED WORDS

buoy, lifeline

Nearby words

  1. life instinct,
  2. life insurance,
  3. life interest,
  4. life is short; art is long,
  5. life is too short,
  6. life lesson,
  7. life list,
  8. life mask,
  9. life net,
  10. life of riley

Origin of life jacket

First recorded in 1865–70
Also called life vest; British, air jacket.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for life jacket

  • From early morning, the passengers are astir—each one entrammelled in a life-jacket that reminds them continually of danger.

    Merchantmen-at-Arms|David W. Bone

  • Slipping into my life-jacket, I groped my way to my station on deck.

    War in the Garden of Eden|Kermit Roosevelt

  • The boat was shoved back, the life-jacket was transferred to Guy, and the boatman was put ashore.

    The Lifeboat|R.M. Ballantyne
British Dictionary definitions for life jacket

life jacket

noun

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