/ Dictionary / Index S sourball: Meaning and Definition of Find definitions for: sour•ball Pronunciation: (sour'bôl", sou'ur-), [key] — n. a round piece of hard candy with a tart or acid fruit flavoring. a chronic grouch. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: sourball (Thesaurus) sour sourberry Related Content Daily Word Quiz: feral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language