/ Dictionary / Index N National Book Award: Meaning and Definition of Find definitions for: Na'tional Book' Award" Pronunciation: [key] any of several awards given annually, 1949–79, to an author whose book was judged the best in its category: administered by the Association of American Publishers. Abbr.: NBA, N.B.A. Cf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. national bank National Bureau of Standards Related Content Daily Word Quiz: crutiny Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language