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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Wear a life jacket while boating, regardless of swimming skill. Melina Khan, USA Today, 1 May 2026 Our predicament was worsened by the motor-laden, vertically floating canoe that offered little support and would not be blown or pushed ashore, and by the loss of untethered life cushions and the lack of life jackets. Jim Hoagland, Outdoor Life, 30 Apr. 2026 Global Sumud Flotilla The GSF claims CCTV footage from the early hours of Thursday morning shows one of the boat seizures, and activists can be seen in life jackets with their hands on their heads. Frank Andrews, CBS News, 30 Apr. 2026 Wear a life jacket when swimming in or paddling on the water. Hali Smith, Idaho Statesman, 30 Apr. 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 3 May. 2026.

Kids Definition

life jacket

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