self-abuse vs shaking hands with the milkman

self-abuse

noun
  • Physical or verbal maltreatment of oneself. 

  • Injury inflicted deliberately upon oneself, especially resulting from a mental disorder. 

verb
  • To harm oneself. 

shaking hands with the milkman

How often have the words self-abuse and shaking hands with the milkman occurred in a corpus of books? (source: Google Ngram Viewer )