goose barnaclegoose barnacle
any of a number of barnacles (genera Lepas and Mitella) that attach themselves by a long, fleshy stalk to rocks, ship bottoms, etc.
Origin of goose barnaclefrom the old notion that geese grow from them
Any of various barnacles having a fleshy stalk that attaches to rocks or floating objects such as ships' hulls. Also called gooseneck barnacle.