/ Dictionary / Index D duffle coat: Meaning and Definition of Find definitions for: duf'fle coat" Pronunciation: [key] a hooded overcoat of sturdy wool, usually knee-length and with frog fasteners. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. duffer Duffy Related Content Daily Word Quiz: reclusive Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language