boil vs spit roast

boil

verb
  • To cook in boiling water. 

  • To form, or separate, by boiling or evaporation. 

  • To feel uncomfortably hot. 

  • To be moved or excited with passion; to be hot or fervid. 

  • To bring to a boil, to heat so as to cause the contents to boil. 

  • To begin to turn into a gas, seethe. 

  • To heat to the point where it begins to turn into a gas. 

  • To be uncomfortably hot. 

  • To be agitated like boiling water; to bubble; to effervesce. 

noun
  • The point at which fluid begins to change to a vapour; the boiling point. 

  • A dish of boiled food, especially seafood. 

  • A social event at which people gather to boil and eat food, especially seafood. (Compare a bake or clambake.) 

  • The collective noun for a group of hawks. 

  • A localized accumulation of pus in the skin, resulting from infection. 

spit roast

verb
  • To roast meat in this way. 

  • To engage in the sexual practice called a spit roast. 

noun
  • A sexual practice whereby two men service a single sexual partner at the same time, from different ends. 

  • The technique of roasting an animal, such as a pig, over a fire, where the cook sticks a wooden/metal rod through the animal and sets the ends on two sticks to suspend the animal over the fire. 

How often have the words boil and spit roast occurred in a corpus of books? (source: Google Ngram Viewer )