booty vs tunnel of love

booty

noun
  • The vulva and vagina. 

  • A form of prize which, when a ship was captured at sea, could be distributed at once. 

  • Something that has been stolen or illegally obtained from elsewhere. 

  • The buttocks. 

  • Sexual intercourse. 

  • Plunder taken from an enemy in time of war, or seized by piracy. 

  • A person considered as a sexual partner or sex object. 

tunnel of love

noun
  • The vagina. 

  • A carnival dark ride for couples in boats, either relaxing and romantic, or spooky (encouraging the couple to cling to one another). 

How often have the words booty and tunnel of love occurred in a corpus of books? (source: Google Ngram Viewer )