cus·to·di·an /kʌˈstəʊdjən/ n. 1. 看管者；看守人；监护人；保管人 the custodian of the park 园林的看管者 When his father died his uncle became his legal custodian. 他父亲去世后，叔叔成了他的法定监护人。 the custodian of an art collection 艺术收藏品的保管人 the custodian of public morals 公众伦理道德的护卫者 2. 看门人，门房；房屋看管人 a school custodian 学校的门房 3. 〈英〉〈谑〉(足球或板球等运动的)守门员