jerk off vs lamp

jerk off

verb
  • To do nothing; to waste time. 

  • To deceive. 

  • To masturbate, usually a male. 

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. 

lamp

verb
  • To hang out or chill; to do nothing in particular. 

  • To hunt at night using a lamp; see lamping. 

  • To make into a table lamp, said of a vase or urn, etc. 

  • To hit, clout, belt, wallop. 

noun
  • A device that generates heat, light or other radiation. Especially an electric light bulb. 

  • A device containing oil, burnt through a wick for illumination; an oil lamp. 

  • A piece of furniture holding one or more electric light sockets. 

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