clamshell clamper • clamworm · · · Info · Definitions · Synonyms · Characters · · clamshell · · Text Latin · · Script 9 · · Length Definitions · · · (noun) the shell of a clam. · · Noun Definition 1 (noun) a dredging bucket with hinges like the shell of a clam. Synonyms: grapple. · · Noun Definition 2 Synonyms · · · grapple · · Synonym 1 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 h latin small letter h U+0068 l latin small letter l U+006C m latin small letter m U+006D s latin small letter s U+0073