| Walkover |
A victory that results from the opponent's default. |
| Wide |
Descriptive of a shot that lands beyond the sideline, or beyond the service sideline in the case of a serve. See also long. |
| Wildcard |
Irrespective of their positions in the rankings, an organizer can invite one or more players to take part in a tournament, offering them wildcards. This gives event organizers the opportunity of offering places to promising young players, or alternatively to stars who have failed to register in time for the tournament. |
| Winner |
A shot that wins a point. |
| Wood shot |
A shot on which the frame of the racket strikes the ball. |
| Wrong-foot |
To hit a shot to the side of an opponent who is moving or turned in the other direction. |