/ Dictionary / Index O oyer: Meaning and Definition of Find definitions for: o•yer Pronunciation: (ō'yur, oi'ur), [key] — n. Law. See a hearing in open court involving the production of some document pleaded by one party and demanded by the other, the party pleading the document being said to make profert. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. oyelet oyer and terminer Related Content Daily Word Quiz: philtrum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language