Jeu de paume "jeu de paulme" as it was formerly spelled, literally means "palm game". In time, gloves replaced bare hands. Even when paddle-like bats, and finally racquets, became standard equipment for the game by the late 17th century, the name did not change. It became known as "tennis" in English "(see History of tennis)", and later "real tennis" after the derived game of lawn tennis became the more widely known sport. The term is used in France today to denote the game of tennis on a court in which the ancient or modern game might be played. The indoor version is sometimes
Huis ter Kleef "Kaatsbaan" refers to the sport Jeu de paume, an indoor precursor of tennis or to "Kaatsen" (Frisian handball), which presumably was once played here, though in the 18th century this was probably "Kolven", a sport somewhat like golf. The St. Eloy's Hospice, an old guild hall in the center of Utrecht, similarly became a center for the Kolf sport after the guilds were disbanded. Stones from the central castle ruin can still be seen in surrounding buildings. The Kaatsbaan was used as a residence for former owners and is now also in use by the city gardens. Huis ter Kleef