jerk off vs mack

jerk off

noun
  • An act of masturbation. 

  • A stunt in which the performer is suddenly pulled off a horse, etc. by means of a cable. 

  • An annoying person. 

verb
  • To deceive. 

  • To masturbate, usually a male. 

  • To do nothing; to waste time. 

mack

noun
  • An individual skilled in the art of seduction using verbal skills. 

  • An element of a ship's superstructure which places the function of a ship's mast on its exhaust stack, adding the skeletal supporting structure to the smokestack to support the mast's complement of functions. 

  • A raincoat or mackintosh. 

verb
  • To seduce or flirt with. 

  • To act as pimp; to pander. 

How often have the words jerk off and mack occurred in a corpus of books? (source: Google Ngram Viewer )