/ Dictionary / Index O Office of Economic Opportunity: Meaning and Definition of Find definitions for: Of'fice of Econom'ic Opportun'ity Pronunciation: [key] a former name of theAbbr.: OEO Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Office of Defense Transportation Office of Management and Budget Related Content Daily Word Quiz: jovial Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language