discovered check

American  

noun

Chess.

1. a check that is effected by moving an intervening piece from the line of attack of a queen, rook, or bishop.

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discovered check British  

noun

1. chess check given by moving a man that has been masking a potential check from a bishop, rook, or queen

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Etymology

Origin of discovered check

First recorded in 1840–50

Example Sentences

Qg5! with a devastating discovered check on tap.

From Washington Times • Aug. 1, 2023

P-Kt3 Not QxR, because of Q-B7ch and the loss of the Queen by a discovered check by the Bishop.

From Chess Strategy by Du Mont, J.

Tempting Black to open the discovered check, which would cost him "the exchange."

From The Blue Book of Chess Teaching the Rudiments of the Game, and Giving an Analysis of All the Recognized Openings by Staunton, Howard

Be cautious of playing your Queen in front of your King and in subjecting yourself to a discovered check.

From The Blue Book of Chess Teaching the Rudiments of the Game, and Giving an Analysis of All the Recognized Openings by Staunton, Howard

P - B8 claiming a second queen with a discovered check, nor by claiming a knight with double check, as it is equally harmless to White.

From Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 1 "Châtelet" to "Chicago" by Various