American English

Definition of frustrate verb from the Oxford Advanced American Dictionary

     

    frustrate

     verb
    verb
    NAmE//ˈfrʌstreɪt//
     
    Verb Forms present simple I / you / we / they frustrate
     
    he / she / it frustrates
     
    past simple frustrated
     
    -ing form frustrating
     
     
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  1. 1frustrate somebody to make someone feel annoyed or impatient because they cannot do or achieve what they want What frustrates him is that there's too little money to spend on the project.
  2. 2frustrate somebody/something to prevent someone from doing something; to prevent something from happening or succeeding synonym thwart The rescue attempt was frustrated by bad weather. He tried to frustrate his political opponents by denying them access to the media.
See the Oxford Advanced Learner's Dictionary entry: frustrate