/ Dictionary / Index U Union of South Africa: Meaning and Definition of Find definitions for: Un'ion of South" Af'rica Pronunciation: [key] former name for Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Union of Burma Union of Soviet Socialist Republics Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language