/ Dictionary / Index D dredging machine: Meaning and Definition of Find definitions for: dredg'ing machine" Pronunciation: [key] dredge (def. 1). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. dredger Dred Scott Decision 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