- any of various families (esp. Nephropidae) of marine, bottom-dwelling decapods with compound eyes, long antennae, and usually the first pair of legs modified into large, powerful pincers: lobsters are greenish or dark gray in color when alive, but turn bright red when boiled
- the flesh of these animals used as food
Origin of lobsterMiddle English ; from Old English loppestre, lopustre ; from loppe, spider (from the external resemblance: see lob) + -estre: see -ster
- Any of several edible marine decapod crustaceans of the family Nephropidae, especially of the genus Homarus, having stalked eyes, long antennae, a pair of large pincers, and a cylindrical body.
- Any of several similar crustaceans, such as a spiny lobster.
- The flesh of a lobster used as food.
intransitive verblob·stered, lob·ster·ing, lob·sters
Origin of lobsterMiddle English lopster, lobstere, from Old English loppestre, alteration (perhaps influenced by loppe, lobbe, spider) of Latin locusta, locust (grasshopper), lobster.
Debelius reef lobster
(comparative more lobster, superlative most lobster)
(countable and uncountable, plural lobsters)
- A crustacean of the Nephropidae family, dark green or blue-black in colour turning bright red when cooked, with a hard shell and claws, which is used as a seafood.
- A crustacean of the Palinuridae family, pinkish red in colour, with a hard, spiny shell but no claws, which is used as a seafood.
- (historical) A soldier or officer of the imperial British Army (due to their red or scarlet uniform).
- (slang) An Australian twenty dollar note, due to its reddish-orange colour.
(third-person singular simple present lobsters, present participle lobstering, simple past and past participle lobstered)
- To fish for lobsters.
From Middle English lopster (“lobster"), from Old English loppestre (“lobster, spider-like creature"), believed to be a corruption of Latin locusta (“lobster, locust") + the Old English feminine agent suffix -estre; or from Old English lobbe, loppe (“spider") + the Old English feminine agent suffix -estre, equivalent to lop +"Ž -ster. More at lop.