/ Dictionary / Index R riley: Meaning and Definition of Find definitions for: ri•ley Pronunciation: (rī'lē), [key] — adj. Chiefly Northern and North Midland U.S. turbid; roily. angry; vexed. Ri•ley Pronunciation: (rī'lē), [key] — n. 1849–1916, U.S. poet. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: riley (Thesaurus) rile rilievo* Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language