knackwurst vs man-meat

knackwurst

noun
  • A highly seasoned scalded sausage made from beef, pork, and fatty tissue similar to a frankfurter, but shorter and thicker. 

man-meat

noun
  • Human flesh consumed as meat. 

  • An attractive, sexually-enticing man, or a group of such men. 

  • A man's penis. 

How often have the words knackwurst and man-meat occurred in a corpus of books? (source: Google Ngram Viewer )