diner vs pub

diner

noun
  • A typically small restaurant, usually modeled after a railroad dining car, that serves lower-class fare, normally having a counter with stools along one side and booths on the other, and often decorated in 50s and 60s pop culture themes and playing popular music from those decades. 

  • One who dines. 

  • A dining car in a railroad train. 

pub

noun
  • A public house where beverages, primarily alcoholic, may be bought and consumed, also providing food and sometimes entertainment such as live music or television. 

  • A public server. 

verb
  • To go to one or more public houses. 

  • to publish 

How often have the words diner and pub occurred in a corpus of books? (source: Google Ngram Viewer )