/ Dictionary / Index P Peoria: Meaning and Definition of Find definitions for: Pe•o•ri•a Pronunciation: (pē-ôr'ē-u, -ōr'-), [key] — n. a city in central Illinois, on the Illinois River. 124,160. a town in central Arizona. 12,251. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: peoria (Thesaurus) People's Republic of China pep Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language