American English

Definition of deafen verb from the Oxford Advanced American Dictionary



    [usually passive]Verb Forms present simple I / you / we / they deafen
    he / she / it deafens
    past simple deafened
    -ing form deafening
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  1. 1deafen somebody to make someone unable to hear the sounds around them because there is too much noise The noise of the siren was deafening her.
  2. 2deafen somebody to make someone deaf
See the Oxford Advanced Learner's Dictionary entry: deafen