/ Dictionary / Index J jim-dandy: Meaning and Definition of Find definitions for: jim-dan•dy Pronunciation: ( jim'dan'dē), [key] — adj., n., pl. -dies. —adj. of superior quality; excellent: a jim-dandy sports car. —n. something of superior quality or that is an excellent example of its kind: The new infirmary is a real jim-dandy. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: jim-dandy (Thesaurus) Jim Crow law jim dash Related Content Daily Word Quiz: blanch Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language