Dictionary.com
definitions
  • synonyms

life jacket

See more synonyms for life jacket on Thesaurus.com
noun
  1. a sleeveless jacket of buoyant or inflatable construction, for supporting the wearer in deep water and preventing drowning.
Show More

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. 2018

Examples from the Web for life jacket

Historical Examples

  • 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

  • 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


British Dictionary definitions for life jacket

life jacket

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