1. An aggressive move or series of moves in a certain area of the board.

2. Threatening the capture of a piece or pawn or an empty square.

When you move a piece to a square where you could capture an opponent’s piece NEXT move.

An aggressive action on a part of the chessboard, or to threaten the capture of a piece or pawn. See also counterattack, discovered attack, double attack, mating attack, and minority attack. Antonym: defense.