/ Dictionary / Index H heartsore: Meaning and Definition of Find definitions for: heart•sore Pronunciation: (härt'sôr", -sōr"), [key] — adj. heartsick. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. heartsome heartstopper Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language