/ Dictionary / Index U United States of America: Meaning and Definition of Find definitions for: Unit'ed States' of Amer'ica. Pronunciation: [key] SeeAbbr.: U.S.A., USA Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. United States Navy United States of Brazil Related Content Daily Word Quiz: crutiny Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language