Definitions
There are 2 meanings of the phrase
Round Clam.
Round Clam - as a noun
Atlantic coast round clams with hard shells; large clams usually used for chowders or other clam dishes
Synonyms (Exact Relations)
hard-shell clamquahaug20quahog19Hypernyms (Closely Related)
clam8Hyponyms (Broadly Related)
An edible american clam; the heavy shells were used as money by some american indians
Synonyms (Exact Relations)
hard-shell clamhard clammercenaria mercenariaquahaug20quahog19venus mercenariaHypernyms (Closely Related)
clam8Hyponyms (Broadly Related)