Breadcrumb Home > Dictionary > Index O opah: Meaning and Definition of Find definitions for: o•pah Pronunciation: (ō'pu), [key] — n. a large, deep-bodied, brilliantly colored, oceanic food fish, Lampris regius. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: opah (Thesaurus) opacus opal TrendingHere are the facts and trivia that people are buzzing about. Biographies: Notable Jewish Religious Leaders Current Events This Week: September 2023 Hispanic Population and the 2010 U.S. Census Preamble of the United Nations Charter The Jewish Calendar ✖ Related Content Daily Word Quiz: radula Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language