boondock vs bumfuck nowhere

boondock

noun
  • A brushy, rural area or location. 

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

verb
  • 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. 

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

bumfuck nowhere

name
  • The middle of nowhere; a nondescript, isolated, and underdeveloped locale whose precise location may be difficult to ascertain. 

  • I can't believe we're lost in the middle of bumfuck nowhere with a broken-down car! 

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