"Clay courts" refers to a type of tennis court surface that is made of crushed clay or shale. It is often reddish in color and provides a slower and higher bounce compared to other court surfaces like grass or hard courts. Full definition
Golf lovers will delight in the 36 - hole championship golf course while couples can play a game of tennis on day / night clay courts. (vacationidea.com)
She remembers the days when her rule was nearly absolute, when she was lord of all she surveyed on the fabled clay courts of Roland Garros Stadium, home of the French Open tennis tournament since 1928. (sbnation.com)