American English

Definition of ail verb from the Oxford Advanced American Dictionary

     

    ail

     verb
    verb
    NAmE//eɪl//
     
    Verb Forms present simple I / you / we / they ail
     
    he / she / it ails
     
    past simple ailed
     
    -ing form ailing
     
     
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  1. 1ail something (formal) to cause problems for someone or something They discussed the problems ailing the steel industry.
  2. 2ail somebody (old use) to make someone sick What is ailing you?
See the Oxford Advanced Learner's Dictionary entry: ail