/ Dictionary / Index S Sudan grass: Meaning and Definition of Find definitions for: Sudan' grass" Pronunciation: [key] a sorghum, Sorghum sudanense, introduced into the U.S. from Africa, grown for hay and pasture. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Sudanese Sudanic Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language