/ Dictionary / Index P pfui: Meaning and Definition of Find definitions for: pfu•i Pronunciation: (f'ē), [key] — interj. phooey. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Pforzheim Pfund series Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language