/ Dictionary / Index D dreg: Meaning and Definition of Find definitions for: dreg Pronunciation: (dreg), [key] — n. the sediment of liquids; lees; grounds. Usually,the least valuable part of anything: the dregs of society. a small remnant; any small quantity. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: dreg (Thesaurus) dree dreggy Related Content Daily Word Quiz: rustic Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language