prohibit/proˋhIbIt; prəˈhIbət or prəˈhIbIt/v [T] formal to say that something is not allowed because of a rule or law [ forbid ]【正式】禁止: Smoking is prohibited in the building. 大楼内禁止吸烟。prohibit sb from doing sth In some communities, women were prohibited from remarrying. 有些社会里女性是禁止再婚的。 —prohibition /͵proəˋbIʃən; ˌprəʊhəˈbIʃ$n or ˌprəʊhIˈbIʃ$n/n [U]