dog meat vs worm food

dog meat

noun
  • Synonym of dead meat (“someone in danger of being killed or severely punished”) 

  • Meat from a dog eaten as food. 

  • Meat prepared to be given to a dog as food. 

worm food

noun
  • One or more corpses, especially in a state of decay; remains. 

How often have the words dog meat and worm food occurred in a corpus of books? (source: Google Ngram Viewer )