/ Dictionary / Index B bay poplar: Meaning and Definition of Find definitions for: bay' pop"lar Pronunciation: [key] the tupelo, Nyssa aquatica. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. bayou Bay Psalm Book* Related Content Daily Word Quiz: stringent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language