noun, often attributive
lob·​ster | \ ˈläb-stər How to pronounce lobster (audio) \

Definition of lobster

1 : any of a family (Nephropidae and especially Homarus americanus) of large edible marine decapod crustaceans that have stalked eyes, a pair of large claws, and a long abdomen and that include species from coasts on both sides of the North Atlantic and from the Cape of Good Hope

Illustration of lobster

Illustration of lobster

lobster 1

Other Words from lobster

lobsterlike \ ˈläb-​stər-​ˌlīk How to pronounce lobster (audio) \ adjective

Examples of lobster in a Sentence

I had lobster for dinner.
Recent Examples on the Web Rich, buttery lobster is mixed with crispy bacon, mushrooms, Gruyère, blue cheese, and a few generous drops of truffle oil for a dinner that's fit for royalty. Andrea Beck, Better Homes & Gardens, 9 Sep. 2022 Mills and her colleagues have found that certain species, such as northern shrimp and cod, have struggled with the warmer conditions, while the American lobster has fared better with the changing temperatures. Denise Chow, NBC News, 7 Sep. 2022 In a scene that recalls the skittering crabs, Ox hands his son the tools of his trade and impersonates a lobster. Katy Waldman, The New Yorker, 29 Aug. 2022 And a father and son fishing in Maine caught a bright blue lobster that Marine biologists say is a one in two million discovery. Taylor Wilson, USA TODAY, 18 Aug. 2022 The looks included a trompe l’oeil box suit jacket (talk about boxy silhouettes), a massive, hulking patchwork jacket, and… a lobster. José Criales-unzueta, Vogue, 18 Aug. 2022 This isn't the first blue lobster found out of Casco Bay. Li Cohen, CBS News, 16 Aug. 2022 The lobster was a healthy-looking male, Luke Rand said, according to the Press Herald. Landon Mion, Fox News, 15 Aug. 2022 At Carversteak inside the Resorts World Las Vegas casino, chef Daniel Ontiveros displays fine-dining finesse with a 2-pound Maine lobster en croûte that’s plated and sauced tableside. Andy Wang, Robb Report, 27 July 2022 See More

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

First Known Use of lobster

before the 12th century, in the meaning defined at sense 1

History and Etymology for lobster

Middle English, from Old English loppestre, from loppe spider

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Time Traveler for lobster

Time Traveler

The first known use of lobster was before the 12th century

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Statistics for lobster

Last Updated

17 Sep 2022

Cite this Entry

“Lobster.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lobster. Accessed 27 Sep. 2022.

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More Definitions for lobster


lob·​ster | \ ˈläb-stər How to pronounce lobster (audio) \

Kids Definition of lobster

: a large edible sea animal that is a crustacean with five pairs of legs of which the first pair usually has large claws

More from Merriam-Webster on lobster

Nglish: Translation of lobster for Spanish Speakers

Britannica.com: Encyclopedia article about lobster


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