A rally in tennis is a collective name given to a sequence of back and forth shots between players, within a point. A rally starts with the serve and the return of the serve, followed by continuous return shots until a point is scored which ends the rally.
See also
Glossary of tennis terms Tennis shots Groundstroke
References
External links Guinness:Longest Tennis Rally - 51,283 strokes The Guardian:Longest Tennis Rally in a Tournament - 643 strokes Healthy Living:Difference between Rallying and Volleying in Tennis