middle leg vs whang

middle leg

noun
  • The penis. 

whang

noun
  • A penis. 

  • A blow; a whack. 

  • A large piece or slice; a chunk. 

verb
  • To throw with a rapid slamming motion. 

  • To slice, especially into large pieces; to chop. 

  • To whack or beat. 

  • To make a noise like something moving quickly through the air. 

How often have the words middle leg and whang occurred in a corpus of books? (source: Google Ngram Viewer )