Definition of prohibit verb from the Oxford Advanced Learner's Dictionary

      

    prohibit

     verb
    verb
    BrE BrE//prəˈhɪbɪt//
     
    ; NAmE NAmE//prəˈhɪbɪt//
     
    , also NAmE//proʊˈhɪbɪt//
     
    (formal)Verb Forms present simple I / you / we / they prohibit
    BrE BrE//prəˈhɪbɪt//
     
    ; NAmE NAmE//prəˈhɪbɪt//
     
    , also NAmE//proʊˈhɪbɪt//
     
    he / she / it prohibits
    BrE BrE//prəˈhɪbɪts//
     
    ; NAmE NAmE//prəˈhɪbɪts//
     
    , NAmE//proʊˈhɪbɪts//
     
    past simple prohibited
    BrE BrE//prəˈhɪbɪtɪd//
     
    ; NAmE NAmE//prəˈhɪbɪtɪd//
     
    , NAmE//proʊˈhɪbɪtɪd//
     
    past participle prohibited
    BrE BrE//prəˈhɪbɪtɪd//
     
    ; NAmE NAmE//prəˈhɪbɪtɪd//
     
    , NAmE//proʊˈhɪbɪtɪd//
     
    -ing form prohibiting
    BrE BrE//prəˈhɪbɪtɪŋ//
     
    ; NAmE NAmE//prəˈhɪbɪtɪŋ//
     
    , NAmE//proʊˈhɪbɪtɪŋ//
     
     
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  1. 1[often passive] to stop something from being done or used especially by law synonym forbid prohibit something a law prohibiting the sale of alcohol prohibit somebody from doing something Soviet citizens were prohibited from travelling abroad. prohibit (somebody) doing something The policy prohibits smoking on school grounds.
  2. 2prohibit something/somebody from doing something to make something impossible to do synonym prevent The high cost of equipment prohibits many people from taking up this sport.
  3. Word Origin late Middle English: from Latin prohibit- ‘kept in check’, from the verb prohibere, from pro- ‘in front’ + habere ‘to hold’.Extra examples Smoking in the cinema is strictly prohibited. The Act specifically prohibits any council from spending money for political purposes. The president is constitutionally prohibited from serving more than two terms in office. The regulations effectively prohibit the entry of seeds into the country. The treaty prohibits nations from making claims in outer space. The very restrict regulations effectively prohibit the entry of soil or plants grown in soil into the country. A law was introduced prohibiting the sale of alcohol. The convention strictly prohibits the dumping of waste at sea. The import of these products is prohibited by law.
See the Oxford Advanced American Dictionary entry: prohibit