life jacket

noun

: a life preserver in the form of a buoyant vest

Examples of life jacket in a Sentence

Recent Examples on the Web
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Additionally, attendees have the chance to win free life jackets in a giveaway, peruse a swap meet with nautical goods, take a demonstration boat ride and check out fire boat demonstrations. Camila Pedrosa, Sacbee.com, 14 May 2026 Minnesota law requires children 10 and under to wear life jackets at all times. Joe Van Ryn, CBS News, 13 May 2026 Friduss put on a life jacket and urged others to do the same. Paul Rogers, Mercury News, 13 May 2026 Plus, the life jacket has a secure fit with adjustable nylon straps around the neck and belly. Jessica Moore, USA Today, 12 May 2026 See All Example Sentences for life jacket

Word History

First Known Use

1883, in the meaning defined above

Time Traveler
The first known use of life jacket was in 1883

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Cite this Entry

“Life jacket.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/life%20jacket. Accessed 19 May. 2026.

Kids Definition

life jacket

noun
: a life preserver that is worn like a jacket or vest
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