draft horse vs horseflesh

draft horse

noun
  • A horse of a race specifically bred for such work, heavier and stronger than a mount. 

  • A horse used for muscular work, other than carrying a rider and/or load, such as pulling a cart, plow or log. 

horseflesh

noun
  • Horses collectively, with reference to driving, riding, or racing. 

  • A species of Bahama mahogany, Lysiloma sabicu and Lysiloma latisiliquum. 

  • The flesh of a horse; horsemeat. 

adj
  • Of the colour of horseflesh; of a peculiar reddish-brown hue. 

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