/ Dictionary / Index D DNR: Meaning and Definition of Find definitions for: DNR Pronunciation: [key] do not resuscitate (used in hospitals and other health-care facilities to indicate to the staff the decision of a patient's doctors and family, or of the patient by a living will, to avoid extraordinary means of prolonging life). do not return. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. D-notice do Related Content Daily Word Quiz: soporific Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language