/ Dictionary / Index B backboard: Meaning and Definition of Find definitions for: back•board Pronunciation: (bak'bôrd", -bōrd"), [key] — n. a board placed at or forming the back of anything. a board or other flat vertical surface to which the basket is attached. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: backboard (Thesaurus) backblocks backbone Related Content Daily Word Quiz: profiterole Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language