jelly roll vs salad dodger

jelly roll

noun
  • an overweight person. 

  • A cylindrical cake containing jelly (jam). 

  • The female genitalia, sexual intercourse, or a lover. 

  • An options position consisting of two calls and two puts, which can be seen as a combination of synthetic long and short positions with different expiries, or a combination of a put time spread and a call time spread. 

  • a male hairstyle, common in the 1950s USA, a roll of greased hair longitudinally aligned front to back at the middle of the head 

salad dodger

noun
  • An overweight person. 

  • One who does not normally eat salad. 

How often have the words jelly roll and salad dodger occurred in a corpus of books? (source: Google Ngram Viewer )