a large mollusk of the genus Haliotis, having a bowllike shell bearing a row of respiratory holes, the flesh of which is used for food and the shell for ornament and as a source of mother-of-pearl.
Origin: 1840–50, Americanism; taken as sing. of California Sp abulones, pl. of abulón,aulón < a word in Rumsen, a Costanoan language formerly spoken at Monterey, California
ab·a·lo·ne (āb'ə-lō'nē, āb'ə-lō'-) n. Any of various large edible marine gastropods of the genus Haliotis, having an ear-shaped shell with a row of holes along the outer edge. The colorful pearly interior of the shell is often used for making ornaments. Also called ear shell.