hatstand vs nutbag

hatstand

noun
  • A device used to store hats upon, consisting of a vertical pole with a sturdy base to prevent toppling, and an array of pegs to hold the hats. 

adj
  • Crazy, insane. 

nutbag

noun
  • A bag filled with nuts, especially one that is hung outdoors to act as a bird feeder. 

  • The scrotum. 

  • An odd, eccentric or insane person. 

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