Definitions for "Discovered check"
Keywords:  rook, bishop, king, pawn, queen
A move which opens up an ATTACK from a bishop, rook or queen n the opponent's King.
a check on the opponent's king that is delivered by moving a piece out of the line of attack by a queen or rook or bishop
a form of a discovered attack except that the piece that has been "discovered" is checking the king after his own soldier steps out of its way