Breadcrumb Home > Dictionary > Index D donor card: Meaning and Definition of Find definitions for: do'nor card" Pronunciation: [key] a signed and witnessed card, meant to be carried in a wallet, purse, etc., specifying a person's wish to offer body organs or parts for transplantation or scientific use in case of death. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. donor do-nothing ✖ Related Content Daily Word Quiz: umbrage Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language