/ Dictionary / Index C Casa Grande: Meaning and Definition of Find definitions for: Ca•sa Gran•de Pronunciation: (kä'sä grän'dā, -dē, -su-), [key] a national monument in S Arizona, near the Gila River: ruins of a prehistoric culture. a town in central Arizona. 14,971. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Casadesus Casals Related Content Daily Word Quiz: eureka Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language