/ Dictionary / Index P ptui: Meaning and Definition of Find definitions for: ptu•i Pronunciation: (t'ē, pt'ē), [key] — interj. (used to indicate the sound or act of spitting.) Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. PTT PTV Related Content Daily Word Quiz: fervor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language