/ Dictionary / Index B Banff National Park: Meaning and Definition of Find definitions for: Banff' Na'tional Park' Pronunciation: [key] a national reserve, 2585 sq. mi. (6695 sq. km), in the Rocky Mountains, in SW Alberta, Canada. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Banff bang 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