/ Dictionary / Index P production number: Meaning and Definition of Find definitions for: produc'tion num"ber Pronunciation: [key] — Theat. Theat. a specialty number or routine, usually performed by the entire cast consisting of musicians, singers, dancers, stars, etc., of a musical comedy, vaudeville show, or the like. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. production line productive Related Content Daily Word Quiz: frugal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language