/ Dictionary / Index B B.P.A.: Meaning and Definition of Find definitions for: B.P.A. Pronunciation: [key] Bachelor of Professional Arts. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. BP B particle Related Content Daily Word Quiz: cetacean Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language