pump vs pump and dump

pump

verb
  • To express milk from (a breast) by means of a breast pump. 

  • To pass (messages) into a program so that it can obey them. 

  • To pass gas; to fart quietly. 

  • Of music: to be loud, to have strong bass and rhythms; (by extension) to be full of energy. 

  • To inject silicone into the body in order to try to achieve a fuller or curvier look. 

  • To shake (a person's hand) vigorously. 

  • To enlarge the body by means of weightlifting or steroid use. 

  • To use a pump; to move (water or other liquid) by means of a pump. 

  • To fill with air by means of a pump; to inflate. 

  • To kick, throw, or hit the ball far and high. 

  • To move rhythmically, as the motion of a pump. 

  • To copulate. 

  • To gain information from (a person) by persistent questioning. 

noun
  • A device for moving or compressing a liquid or gas. 

  • A type of women's shoe which leaves the instep uncovered and has a relatively high heel, especially a stiletto (with a very high and thin heel) 

  • A dancing shoe. 

  • A device for dispensing liquid or gas to be sold, particularly fuel. 

  • A swelling of the muscles caused by increased blood flow following high intensity weightlifting. 

  • A ride on a bicycle given to a passenger, usually on the handlebars or fender. 

  • An instance of the action of a pump; one stroke of a pump; any action similar to pumping 

  • The heart. 

  • A low-top shoe with a rubber sole and a canvas upper; a low-top canvas sneaker. 

  • A type of shoe without a heel. 

pump and dump

verb
  • To use a breast pump and then discard the milk, typically because one has had an infection, or has been drinking alcohol. 

  • To have sex with a partner on a single occasion, without intention or prospects of further contact, or engaging in a serious relationship. 

noun
  • A form of financial fraud where the fraudster buys stocks cheaply, generates excitement about those stocks to create a temporary price increase, then sells the stocks before the price goes back down. 

  • A situation where a person has sex with a partner on a single occasion, without immediate intention of further contact or pursuing a serious relationship. 

  • A situation where a woman uses a breast pump and then discards the milk, typically because she has had an infection, or has been drinking alcohol. 

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