café au lait vs joe

café au lait

noun
  • A light coffee colour. 

  • A mixture of coffee and hot milk. 

  • Coffee and hot milk served in separate jugs as a breakfast drink. 

joe

noun
  • Coffee. 

  • Synonym of johannes (“An old Portuguese gold coin bearing a figure of John V of Portugal.”) 

  • A spy, especially a double agent. 

  • A male; a guy; a fellow. 

How often have the words café au lait and joe occurred in a corpus of books? (source: Google Ngram Viewer )