Definition of niggle verb from the Oxford Advanced American Dictionary

     

    niggle

     verb
    verb
    NAmE//ˈnɪɡl//
     
    Verb Forms present simple I / you / we / they niggle
     
    he / she / it niggles
     
    past simple niggled
     
    -ing form niggling
     
     
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  1. 1 [intransitive, transitive] niggle (at somebody) to irritate or annoy someone slightly; to make someone slightly worried synonym bother A doubt niggled at her.
  2. 2 [intransitive] niggle (about/over something) to argue about something unimportant; to criticize someone for something that is not important synonym quibble