happy hour vs time-out

happy hour

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

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

  • Flowers. 

time-out

noun
  • I'm going to take a brief time-out from this job. 

  • A short break in the action of a sport, for substitution, consultation, etc. 

  • The abortion of an incomplete task after a time limit considered long enough for it to end normally. 

  • A break from a tense, heated or stressful situation (often enforced, sometimes as a disciplinary measure); a cooling-off period. 

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