/ Dictionary / Index C commuter belt: Meaning and Definition of Find definitions for: commut'er belt" Pronunciation: [key] a suburban region housing many people who commute to a nearby city in which they work. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. commuter airplane commuter marriage Related Content Daily Word Quiz: winsome Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language