/ Dictionary / Index D discovered check: Meaning and Definition of Find definitions for: discov'ered check' Pronunciation: [key] — Chess. Chess. a check that is effected by moving an intervening piece from the line of attack of a queen, rook, or bishop. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. discover discoverer Related Content Daily Word Quiz: immense Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language