/ Dictionary / Index B blue crab: Meaning and Definition of Find definitions for: blue' crab' Pronunciation: [key] an edible crab, Callinectes sapidus, having a dark green body and bluish legs, found along the Atlantic and Gulf coasts of North America. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. blue coral blue crane Related Content Daily Word Quiz: fidelity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language