/ Dictionary / Index H Hartack: Meaning and Definition of Find definitions for: Har•tack Pronunciation: (här'tak), [key] (“Bill”), born 1932, U.S. jockey. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. hart hartal Related Content Daily Word Quiz: fervor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language