/ Dictionary / Index A agio: Meaning and Definition of Find definitions for: ag•i•o Pronunciation: (aj'ē-ō"), [key] — pl. -os. a premium on money in exchange. an allowance for the difference in value of two currencies. an allowance given or taken on bills of exchange from other countries, as to balance exchange expenses. agiotage. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: agio (Thesaurus) aginner agiotage Related Content Daily Word Quiz: agitated Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language