lost soul vs meathead

lost soul

noun
  • One who is forlorn, who lacks direction, purpose, or motivation in life. 

  • A soul that is destined to go to hell; a person possessing such a soul. 

meathead

noun
  • An ungainly, dull or stupid person; someone who is lazy, disrespectful and/or whose beliefs and philosophies clash with another. 

  • A large, muscular, stupid man, especially an athlete. 

  • A member of the Canadian Forces Military Police. 

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