hatstand vs jackass

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. 

jackass

noun
  • A jack and an ace as a starting hand in Texas hold 'em. 

  • A male donkey. 

  • A foolish or stupid person. 

  • An inappropriately rude or obnoxious person. 

  • A kind of bootleg liquor. 

verb
  • To behave very obnoxiously. 

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