/ Dictionary / Index H hinny: Meaning and Definition of Find definitions for: hin•ny Pronunciation: (hin'ē), [key] — pl. -nies. the offspring of a male horse and a female donkey. Cf. mule (defs. 1, 2). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: hinny (Thesaurus) hinkty hinoki cypress Related Content Daily Word Quiz: belligerent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language