prison bitch vs thrall

prison bitch

noun
  • A male prisoner used as a sex slave by another man in the absence of available women. 

thrall

noun
  • One who is enslaved or under mind control. 

  • The state of being under the control of another person. 

  • A shelf; a stand for barrels, etc. 

verb
  • To make a thrall; enslave. 

How often have the words prison bitch and thrall occurred in a corpus of books? (source: Google Ngram Viewer )