lifesaver

[ lahyf-sey-ver ]
/ ˈlaɪfˌseɪ vər /

noun

a person who rescues another from danger of death, especially from drowning.
a person or thing that saves a person, as from a difficult situation or critical moment: That money was a lifesaver.
Chiefly British. a lifeguard.

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Origin of lifesaver

First recorded in 1880–85; life + saver

OTHER WORDS FROM lifesaver

lifesaving, adjective, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for lifesaver

  • They'll probably patch it up and if we get a chance to escape later, it may be a lifesaver.

    The Solar Magnet|Sterner St. Paul Meek
  • It was a lifesaver, for he was shooting down into the darkness at a great rate.

    The Royal Book of Oz|L. Frank Baum
  • He's been a lifesaver ever since he was a-put inter pants, but his jints is too stiff now.

  • Such a device, Tom felt, might prove to be a lifesaver if he should ever become trapped under water—perhaps far from help.

British Dictionary definitions for lifesaver

life-saver

noun

the saver of a person's life
another name for lifeguard
informal a person or thing that gives help in time of need
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