/ Dictionary / Index R red duster: Meaning and Definition of Find definitions for: red' dust'er Pronunciation: [key] a red ensign having the Union Jack as a canton, flown by most British merchant ships. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. red drum red dwarf Related Content Daily Word Quiz: nonchalant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language