/ Dictionary / Index U upcharge: Meaning and Definition of Find definitions for: up•charge Pronunciation: (up'chärj"), [key] — n. an additional charge: How much is the upcharge for white sidewall tires? Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. upcast upchuck Related Content Daily Word Quiz: fidelity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language