flagpole vs get it on

flagpole

verb
  • Exit a country momentarily and reenter. Usually this is done to satisfy immigration requirements. 

noun
  • A tall pole up which one or more flags may be raised and flown. 

get it on

verb
  • To hurry up; to get a move on. 

  • To engage in a fight. 

  • To have sex. 

  • Used other than figuratively or idiomatically: see get, it, on. 

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