sea lion

noun

: any of several Pacific eared seals (such as genera Eumetopias and Zalophus) that are usually larger than the related fur seals and lack a thick underfur

Examples of sea lion in a Sentence

Recent Examples on the Web
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Although the city encourages residents to watch the sea lions, they are asked to remain at least 50 yards away as the sea lions are protected under the Marine Mammal Protection Act, and anyone who attempts to capture or feed them will be fined, officials said. Paloma Chavez, Sacbee.com, 26 Aug. 2025 The tactic, named for a notorious sea lion in an online comic called Wondermark, is considered a form of harassment. Megan Donelson, The Conversation, 25 Aug. 2025 The magnificent sea lion died Thursday while living at the Smithsonian’s National Zoo in Washington, D.C. Noelle Phillips, Denver Post, 11 Aug. 2025 The island is known as a natural habitat for Stellar sea lions. Nbc News, NBC news, 30 July 2025 See All Example Sentences for sea lion

Word History

First Known Use

1697, in the meaning defined above

Time Traveler
The first known use of sea lion was in 1697

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Cite this Entry

“Sea lion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sea%20lion. Accessed 3 Sep. 2025.

Kids Definition

sea lion

noun
: any of several large Pacific seals that have small ears on the outside of the body

More from Merriam-Webster on sea lion

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