blue crab blue copperas • blue-crested · · · Info · Definitions · Synonyms · Characters · · blue crab · · Text Common · · Latin · · Scripts 9 · · Length 2 · · Syllables Definitions · · · (noun) Atlantic crab; most common source of fresh crabmeat. Synonyms: blue crab. · · Noun Definition 1 (noun) bluish edible crab of Atlantic and Gulf Coasts of North America. Synonyms: blue crab, Callinectes sapidus. · · Noun Definition 2 Synonyms · · · callinectes sapidus · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 b latin small letter b U+0062 c latin small letter c U+0063 e latin small letter e U+0065 l latin small letter l U+006C r latin small letter r U+0072 u latin small letter u U+0075