[lob.ster] n, often attrib [ME, fr. OE loppestre, fr. loppe spider] (bef. 12c) 1: any of a family (Nephropidae and esp. 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 No. Atlantic and from the Cape of Good Hope
2: spiny lobster -- lob.ster.like adj