/ Dictionary / Index I ill will: Meaning and Definition of Find definitions for: ill' will' Pronunciation: (il'wild'), [key] hostile feeling; malevolence; enmity: to harbor ill will against someone. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. illuvium ill-wisher Related Content Daily Word Quiz: supine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language