/ Dictionary / Index E estate tax: Meaning and Definition of Find definitions for: estate' tax" Pronunciation: [key] a tax imposed on a decedent's property, assessed on the gross estate prior to distribution to the heirs. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Estates General Este 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