/ Dictionary / Index L leonine: Meaning and Definition of Find definitions for: le•o•nine Pronunciation: (lē'u-nīn"), [key] — adj. of or pertaining to the lion. resembling or suggestive of a lion. (usually cap.) of or pertaining to Leo, esp. Leo IV or Leo XIII. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: leonine (Thesaurus) Leonidas leonine verse Related Content Daily Word Quiz: soporific Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language