n. [ Written also hospitaller. ] [ F. hospitalier. See Hospital, and cf. Hostler. ] 1. One residing in a hospital, for the purpose of receiving the poor, the sick, and strangers. [ 1913 Webster ]

2. One of an order of knights who built a hospital at Jerusalem for pilgrims, A. D. 1042. They were called Knights of St. John of Jerusalem, and after the removal of the order to Malta, Knights of Malta. [ 1913 Webster ]