Illustration of lobster
- lobster 1
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
variants
or lobster
plural -s
: a caterpillar that has extremely long thoracic legs and two long caudal processes, rests in a grotesque position, and feeds on many trees and shrubs see lobster moth
Cite this Entry
“Lobster.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lobster. Accessed 27 Oct. 2026.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
