life jacket


noun

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

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Also called life vest; British, air jacket.

Origin of life jacket

First recorded in 1865–70
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences 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