dead president vs sawbuck

dead president

noun
  • A piece of US paper currency. 

  • Used other than figuratively or idiomatically: see dead, president. 

sawbuck

noun
  • A ten-dollar bill. 

  • A framework for holding wood so that it can be sawed; a sawhorse. 

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