lobster

noun

lob·​ster ˈläb-stər How to pronounce lobster (audio)
often attributive
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
2
lobsterlike adjective

Illustration of lobster

Illustration of lobster
  • lobster 1

Examples of lobster in a Sentence

I had lobster for dinner.
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.
The State Police will take over the probe of the $400,000 lobster theft in Taunton, but will quickly be forced to issue a statement denying that any troopers were involved, despite the obvious similarities of the crustacean heists to many other crimes committed by MSP troopers in recent years. Howie Carr, Boston Herald, 31 Dec. 2025 New England seafood heist Thousands of oysters, a cache of crab and $400,000 worth of lobster meat were stolen in a shell-shocking heist. Alexandra Banner, CNN Money, 31 Dec. 2025 This is just the latest in a string of shellfish heists bedeviling the Northeast where lobster, crabs, and oysters have gone missing in recent weeks. Jeremy Repanich, Robb Report, 31 Dec. 2025 Lobster With its buttery flavor and tender texture, lobster is one of the most popular types of shellfish. Jillian Kubala, Health, 31 Dec. 2025 See All Example Sentences for lobster

Word History

Etymology

Middle English, from Old English loppestre, from loppe spider

First Known Use

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

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

Browse Nearby Words

Cite this Entry

“Lobster.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lobster. Accessed 5 Jan. 2026.

Kids Definition

lobster

noun
lob·​ster ˈläb-stər How to pronounce lobster (audio)
: any of several large edible marine crustaceans with stalked eyes, a pair of large claws, and a long abdomen
also : spiny lobster

More from Merriam-Webster on lobster

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!