greyhound vs salty dog

greyhound

noun
  • A highball cocktail of vodka and grapefruit juice. 

  • A lean breed of dog used in hunting and racing. 

verb
  • To leap rapidly across the surface of the water. 

salty dog

noun
  • A cocktail consisting of gin or vodka, grapefruit juice, and a salt rim. 

  • An experienced sailor. 

How often have the words greyhound and salty dog occurred in a corpus of books? (source: Google Ngram Viewer )