chunker vs salad dodger

chunker

noun
  • An obese or overweight person 

  • An M79 grenade launcher. 

  • A software tool for dividing text into chunks. 

salad dodger

noun
  • An overweight person. 

  • One who does not normally eat salad. 

How often have the words chunker and salad dodger occurred in a corpus of books? (source: Google Ngram Viewer )