/ Dictionary / Index R Riegger: Meaning and Definition of Find definitions for: Rieg•ger Pronunciation: (rē'gur), [key] 1885–1961, U.S. composer. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Riefenstahl Rieka Related Content Daily Word Quiz: pugilist Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language