life·​sav·​er ˈlīf-ˌsā-vər How to pronounce lifesaver (audio)
: one trained to save lives of drowning persons
: one that is at once timely and effective in time of distress or need

Example Sentences

a surgical procedure that has been a lifesaver for many people This multipurpose tool can be a real lifesaver when something needs fixing. Frozen dinners can be lifesavers for busy parents. Thanks so much for offering to help. You're a real lifesaver!
Recent Examples on the Web The right study space (and schedule) can be a lifesaver. Leslie Goldman, Parents, 22 Jan. 2023 Even better: The more permanent form of identification, a microchip, cannot fall off or be removed and can be a lifesaver if your pet wanders farther from home. Sandee Lamotte, CNN, 7 Jan. 2023 Heated gloves are a lifesaver when skiing or snowboarding in extremely cold temperatures. Grace Wu, Good Housekeeping, 4 Jan. 2023 The piece about pacemakers was literally a lifesaver. Dallas News, 30 Sep. 2022 And while that's a lifesaver for remote work, it's also left many of us craving something a bit more...analog? Hadley Keller, House Beautiful, 9 Dec. 2022 This is a lifesaver for finding a place to grab a snack or a last-minute gift before catching your flight. Jennifer Jolly, USA TODAY, 7 Dec. 2022 BYOMA Hydrating Serum is a lifesaver for anyone with dry skin. Dallas News, 30 Nov. 2022 This fully wireless surround sound system is a lifesaver for cord-loathers like me. Gear Team, WIRED, 28 Nov. 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'lifesaver.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

First Known Use

1887, in the meaning defined at sense 1

Time Traveler
The first known use of lifesaver was in 1887

Dictionary Entries Near lifesaver

Cite this Entry

“Lifesaver.” Dictionary, Merriam-Webster, Accessed 1 Feb. 2023.

Kids Definition


life·​sav·​er ˈlīf-ˌsā-vər How to pronounce lifesaver (audio)
: a person trained to save the lives of drowning persons
: something that relieves distress when most needed

More from Merriam-Webster on lifesaver

Last Updated: - Updated example sentences
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