Definition of impeach verb from the Oxford Advanced American Dictionary

     

    impeach

     verb
    verb
    NAmE//ɪmˈpitʃ//
     
    Verb Forms present simple I / you / we / they impeach
     
    he / she / it impeaches
     
    past simple impeached
     
    -ing form impeaching
     
     
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  1. 1impeach somebody (for something) (of a court or other official body, especially in the U.S.) to charge an important public figure with a serious crime
  2. 2impeach something (formal) to raise doubts about something synonym question to impeach someone's motives
impeachment
 
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noun [uncountable, countable]
See the Oxford Advanced Learner's Dictionary entry: impeach