DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   diner
       n 1: a person eating a meal (especially in a restaurant)
       2: a passenger car where food is served in transit [syn: dining
    car, diner, dining compartment, buffet car]
       3: a restaurant that resembles a dining car