you advance to the next round in a tournament without playing an opponent; "he had a bye in the first round"

Drop or refuse to accept a double.

When the opponent is making a double offer and you refuse to take it. In that case you loose the stake agreed for the game. Sometimes it is better to refuse for a double offer and lose the game than to accept the double and lose the double value.

Refuse a double; to give you right to move checkers to the opponent due to impossibility to make a move.

an attack made with a cross; e.g., fleche. Also, the act of moving past the opponent.

To hit a shot that goes past the opponent, usually when the opponent is at or near the net.