See under barnacle1 (def 1).
any marine crustacean of the subclass Cirripedia, usually having a calcareous shell, being either stalked (goose barnacle) and attaching itself to ship bottoms and floating timber, or stalkless (rock barnacle or acorn barnacle) and attaching itself to rocks, especially in the intertidal zone.
a person or thing that clings tenaciously.
any of various marine crustaceans of the subclass Cirripedia that, as adults, live attached to rocks, ship bottoms, etc. They have feathery food-catching cirri protruding from a hard shell See acorn barnacle, goose barnacle
a person or thing that is difficult to get rid of
Any of various small marine crustaceans of the subclass Cirripedia that form a hard shell in the adult stage and attach themselves to underwater surfaces, such as rocks, the bottoms of ships, and the skin of whales.
noun 1. a game fish, Ambloplites rupestris, of the sunfish family, inhabiting freshwater streams of the eastern U.S. 2. striped bass. noun 1. a North American freshwater percoid fish, Ambloplites rupestris: an important food fish; family Centrarchidae (sunfishes, etc) 2. any similar or related fish
noun 1. a gold and black butterflyfish, Holocanthus tricolor, ranging from the West Indies to Brazil.
noun 1. a prickleback, Xiphister mucosus, of the Pacific coast from southern California to Alaska.
noun, Mining, Civil Engineering. 1. a steel or fiberglass bolt inserted and anchored in a hole drilled in rock to prevent caving of the roof of a tunnel or subterranean chamber.