/ Dictionary / Index C Comptroller of the Currency: Meaning and Definition of Find definitions for: Comptrol'ler of the Cur'rency Pronunciation: [key] an official of the U.S. Department of the Treasury who regulates the national banks and administers the issuance and redemption of Federal Reserve notes. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Comptroller General of the United States compulsion Related Content Daily Word Quiz: portent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language