occupied vs on the hop

occupied

intj
  • Used to communicate that a toilet is unavailable. 

adj
  • Busy, unavailable. 

  • Reserved, engaged. 

  • Subjugated, under the control of a foreign military presence. 

on the hop

prep
  • Playing truant from school. 

  • Spontaneous; unplanned. 

  • Unprepared; unready and unable to deal with something. 

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