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

     

    diner

     noun
    noun
    BrE BrE//ˈdaɪnə(r)//
     
    ; NAmE NAmE//ˈdaɪnər//
     
    Restaurant people, Types of restaurant
     
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  1. 1a person eating a meal, especially in a restaurant a restaurant capable of seating 100 diners See related entries: Restaurant people
  2. 2(especially North American English) a small, usually cheap, restaurant a roadside diner See related entries: Types of restaurant
See the Oxford Advanced American Dictionary entry: diner