/ Dictionary / Index R R and B: Meaning and Definition of Find definitions for: R&B Pronunciation: [key] rhythm-and-blues. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Randallstown R and D Related Content Daily Word Quiz: gregarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language