happy hour vs layoff

happy hour

noun
  • Any small gathering, usually in the afternoon or early evening, set aside to relax and have a drink. 

  • A time of day, usually in the afternoon or early evening, when a bar or pub offers its drinks at a discounted price. 

  • Flowers. 

layoff

noun
  • A period of time when someone is unavailable for work. 

  • A dismissal of employees from their jobs because of tightened budgetary constraints or work shortage (not due to poor performance or misconduct). 

  • A short pass that has been rolled in front of another player for them to kick. 

  • A bet that is laid off, i.e. placed with another bookmaker in order to reduce risk. 

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