boondock vs rub off

boondock

verb
  • To strike a squopped wink and send it flying far away. 

  • To stay in a self-contained recreational vehicle without connections to water, electricity, or sewer services, especially in a remote location. 

  • To camp in a dry brushy location. 

noun
  • A brushy, rural area or location. 

  • A shot that strikes a squopped wink and sends it flying far away. 

rub off

verb
  • Used other than figuratively or idiomatically: see rub, off. 

  • To be transferred with little or no effort. 

  • To clean by rubbing. 

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