/ Dictionary / Index H holy day: Meaning and Definition of Find definitions for: ho'ly day" Pronunciation: [key] a consecrated day or religious festival, esp. one other than Sunday. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Holy Cross holy day of obligation Related Content Daily Word Quiz: exemplary Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language