round clam

n 1: Atlantic coast round clams with hard shells; large clams

usually used for chowders or other clam dishes [syn: {quahaug},

{quahog}, {hard-shell clam}]

2: an edible American clam [syn: {quahog}, {quahaug}, {hard-shell

clam}, {Venus mercenaria}, {Mercenaria mercenaria}]