/ Dictionary / Index D death rattle: Meaning and Definition of Find definitions for: death' rat"tle Pronunciation: [key] a sound produced by a person immediately preceding death, resulting from the passage of air through the mucus in the throat. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. death rate death ray Related Content Daily Word Quiz: gregarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language