/ Dictionary / Index M mass production: Meaning and Definition of Find definitions for: mass' produc'tion Pronunciation: [key] the production or manufacture of goods in large quantities, esp. by machinery. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. mass-produce mass psychology Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language