rolly polly vs sausage

rolly polly

noun
  • A woodlouse. 

  • A forward roll or a backwards roll. 

sausage

noun
  • A dachshund; sausage dog. 

  • Penis. 

  • A sausage-shaped thing. 

  • A food made of ground meat (or meat substitute) and seasoning, packed in a section of the animal's intestine, or in a similarly cylindrical shaped synthetic casing; a length of this food. 

  • A term of endearment. 

verb
  • To form a sausage-like shape, with a non-uniform cross section. 

How often have the words rolly polly and sausage occurred in a corpus of books? (source: Google Ngram Viewer )