hard clam hard cider • hard coal · · · Info · Definitions · Synonyms · Characters · · hard clam · · Text Common · · Latin · · Scripts 9 · · Length 2 · · Syllables Definitions · · · (noun) an edible American clam; the heavy shells were used as money by some American Indians. Synonyms: quahog, quahaug, hard-shell clam, hard clam, round clam, Venus mercenaria, Mercenaria mercenaria. · · Noun Definition 1 Synonyms · · · quahog · · Synonym 1 quahaug · · Synonym 2 hard-shell clam · · Synonym 3 round clam · · Synonym 4 venus mercenaria · · Synonym 5 mercenaria mercenaria · · Synonym 6 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 d latin small letter d U+0064 h latin small letter h U+0068 l latin small letter l U+006C m latin small letter m U+006D r latin small letter r U+0072