/ Dictionary / Index B Black Canyon: Meaning and Definition of Find definitions for: Black' Can'yon Pronunciation: [key] a canyon of the Colorado River between Arizona and Nevada: site of Boulder Dam. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. black butter blackcap Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language