crack cocaine vs white lady

crack cocaine

noun
  • A mixture of baking soda and cocaine in solid form that is smoked in a pipe as a narcotic. 

  • A mixture of salt substitute, ether, and cocaine in a semi-liquid form, which is far more potent than if made with baking soda alone. 

white lady

noun
  • Cocaine. 

  • A cocktail made from creme de menthe, Cointreau, lemon juice and an egg white 

  • A female ghost dressed in white, who is associated with local legends of tragedy. 

  • Used other than figuratively or idiomatically: see white, lady. 

How often have the words crack cocaine and white lady occurred in a corpus of books? (source: Google Ngram Viewer )