- [countable]
a sea creature with a hard shell, a long body divided into sections, eight legs and two large claws (= curved and pointed arms for catching and holding things). Its shell is black but turns bright red when it is boiled. 龙虾 
- [uncountable]
meat from a lobster, used for food （供食用的）龙虾肉
Word OriginOld English lopustre, alteration of Latin locusta ‘crustacean, locust’.