/ Dictionary / Index H heir presumptive: Meaning and Definition of Find definitions for: heir' presump'tive Pronunciation: [key] — pl. heirs presumptive. a person who is expected to be the heir but whose expectations may be canceled by the birth of a nearer heir. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. heirloom heirship Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language