/ Dictionary / Index H Hillary: Meaning and Definition of Find definitions for: Hil•la•ry Pronunciation: (hil'u-rē), [key] — n. born 1919, New Zealand mountain climber who scaled Mt. Everest 1953. a male or female given name. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: hillary (Thesaurus) Hilla hillbilly Related Content Daily Word Quiz: immense Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language