razor clam razor blade • razor edge · · · Info · Definitions · Synonyms · Characters · · razor clam · · Text Common · · Latin · · Scripts 10 · · Length 3 · · Syllables Definitions · · · (noun) marine clam having a long narrow curved thin shell. Synonyms: razor clam, jackknife clam, knife-handle. · · Noun Definition 1 Synonyms · · · jackknife clam · · Synonym 1 knife-handle · · Synonym 2 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 l latin small letter l U+006C m latin small letter m U+006D o latin small letter o U+006F r latin small letter r U+0072 z latin small letter z U+007A