/ Dictionary / Index B blue-black: Meaning and Definition of Find definitions for: blue-black Pronunciation: (bl'blak'), [key] — adj. black with bluish highlights. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: blue-black (Thesaurus) bluebird blue blood Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language