Noun | 1. | ![]() Mercenaria mercenaria, hard clam, Venus mercenaria, hard-shell clam, quahaug, quahog, round clam - an edible American clam; the heavy shells were used as money by some American Indians clam - flesh of either hard-shell or soft-shell clams littleneck, littleneck clam - a quahog when young and small; usually eaten raw; an important food popular in New York cherrystone, cherrystone clam - small quahog larger than a littleneck; eaten raw or cooked as in e.g. clams casino |
2. | ![]() clam - burrowing marine mollusk living on sand or mud; the shell closes with viselike firmness genus Venus, Venus - type genus of the family Veneridae: genus of edible clams with thick oval shells littleneck, littleneck clam - a young quahog cherrystone, cherrystone clam - a half-grown quahog hard-shell clam, quahaug, quahog, round clam - Atlantic coast round clams with hard shells; large clams usually used for chowders or other clam dishes |