executive vs fat cat

executive

adj
  • Of, pertaining to, or having responsibility for the day-to-day running of an organisation, business, country, etc. 

  • Designed or fitted for execution, or carrying into effect. 

  • Exclusive. 

noun
  • A process that coordinates and governs the action of other processes or threads; supervisor. 

  • A chief officer or administrator, especially one who can make significant decisions on their own authority. 

  • The branch of government that is responsible for enforcing laws and judicial decisions, and for the day-to-day administration of the state. 

fat cat

noun
  • Any affluent person who is perceived to have profited from the labour of others. 

  • A rich person who contributes to a political campaign. 

  • Used other than figuratively or idiomatically: see fat, cat. 

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