/ Dictionary / Index B bearing rein: Meaning and Definition of Find definitions for: bear'ing rein" Pronunciation: [key] checkrein (def. 1). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. bearing rail bearing sword 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