/ Dictionary / Index D Des Plaines: Meaning and Definition of Find definitions for: Des Plaines Pronunciation: (des plānz'), [key] a city in NE Illinois, near Chicago. 53,568. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. despiteous despoil Related Content Daily Word Quiz: philtrum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language