Definition of PA noun from the Oxford Advanced Learner's Dictionary

     

    PA

     noun
    noun
    BrE BrE//ˌpiː ˈeɪ//
     
    ; NAmE NAmE//ˌpiː ˈeɪ//
     
    Professions, Job titles
     
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  1. 1public address systemAnnouncements were made over the PA.
  2. 2(especially British English) the abbreviation for personal assistant (a person who works as a secretary or an assistant for one person She's the Managing Director's PA. See related entries: Professions, Job titles
See the Oxford Advanced American Dictionary entry: PA