/ Dictionary / Index P Pei: Meaning and Definition of Find definitions for: Pei Pronunciation: (pā), [key] born 1917, U.S. architect, born in China. P.E.I. Pronunciation: [key] Prince Edward Island. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: pei (Thesaurus) Pehlevi Peiching Related Content Daily Word Quiz: gregarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language