farm cat vs tomcat

farm cat

noun
  • A domestic cat, usually of a mixed breed, that lives primarily outdoors, in a feral or semiferal condition on agricultural properties. 

tomcat

noun
  • A tom, an intact male cat. 

verb
  • To prowl for sexual gratification. 

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