/ Dictionary / Index P P.D.Q.: Meaning and Definition of Find definitions for: P.D.Q. Pronunciation: [key] — Informal. Informal. immediately; at once: You'd better get started P.D.Q. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Pd.M. PDR Related Content Daily Word Quiz: nefarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language