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pump and dump

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pump and dump (countable and uncountable, plural pump and dumps)

  1. (finance) 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.
    Synonym: buy, lie and sell high
    • 2000 March 3, Alex Berenson, “S.E.C. Reaches Settlement in Web-Based ‘Pump and Dump’ Case”, in The New York Times‎[1], →ISSN:
      […] Mr. Colt bought the stocks in advance of his tips and sold them at a profit as soon as his followers bid up the prices. The stocks then plunged back to earth, causing losses for unwary investors in what the S.E.C. called an updated version of the classic market manipulation known as a pump and dump.
    • 2021 February 2, Mark Sweney, Graeme Wearden, “GameStop shares plunge as traders dump stock”, in The Guardian‎[2]:
      Jordan Belfort was jailed in 1999 for insider trading. He had run a “pump and dump” trading scam, based on selling penny shares to gullible investors, which cost them some $200m. His autobiography was later turned into the Wolf of Wall Street movie, starring Leonardo Di Caprio and directed by Martin Scorsese.
    • 2021 September 13, Matthew Goldstein, Ephrat Livni, Michael Corkery, “Phony Walmart News Release Signals a Crypto Pump-and-Dump Scheme”, in The New York Times‎[3], →ISSN:
      The newest thing in finance had apparently fallen prey to one of the oldest investor hoaxes around – a classic pump-and-dump scheme.
  2. (slang) 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.
    • 2018 April 20, Alexia Fernández, “Behati Prinsloo Mom-Shamed for 'Pump and Dump' Breastfeeding Photo at Coachella”, in People‎[4]:
      “#pumpanddump,” she captioned the image. On her Instagram Story, the model shared the same image with the caption, “More like cowchella lol Jamiroquai was soooo worth the pump and dump,” referencing the British funk and jazz band performing.
  3. (slang) 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.
    Synonyms: fuck and chuck, hit it and quit it, smash and dash, one-night stand
    • 2000, Randy Boyd, Bridge Across the Ocean, West Beach Books, published 2000, →ISBN, page 80:
      "She's the one who wants a quick fuck. I need more than that – not a wedding ring – but she's already been with two other guys this week. In this day and age? No way."
      "I don't blame you. I gave up the ol' pump and dump recently myself."
    • 2001, Stuart Hazleton, Sexscopes: How to Seduce, Stimulate, and Satisfy Any Sign, Fireside, published 2001, →ISBN, page 47:
      Getting a Taurus female into bed a second time is much easier than doing the same to her male counterpart: Taurus females are less lazy and stubborn and they view sexuality as more of a give-and-take than their pump-and-dump brethren.
    • 2009, Lisa Daily, How to Date Like a Grown-Up: Everything You Need to Know to Get Out There, Get Lucky, or Even Get Married in Your 40s, 50s, and Beyond, Sourcebooks Casablanca, published 2009, →ISBN, page 153:
      I am tired of the pump-and-dump lifestyle, so please help me stop acting like a slut.

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Verb edit

pump and dump (third-person singular simple present pumps and dumps, present participle pumping and dumping, simple past and past participle pumped and dumped)

  1. (slang) To use a breast pump and then discard the milk, typically because one has had an infection, or has been drinking alcohol.
    • 2000, Claire Martin, The Nursing Mother's Problem Solver, page 19:
      Should you pump and dump after having a margarita?
    • 2010, Robin Elise Weiss, The Better Way to Breastfeed, page 283:
      Again, check with your doctors to see which medications you will be given and how long you would need to pump and dump, if at all.
    • 2012, Gabbe, Niebyl et al., Obstetrics: Normal and problem pregnancies, p. 559:
      A fifth principle and a constant challenge is the blanket proscription by radiologists (and x-ray technicians) to “pump and dump” breast milk for 24 to 48 hours when radiocontrast agents are used.
  2. (transitive, slang) To have sex with a partner on a single occasion, without intention or prospects of further contact, or engaging in a serious relationship.
    • 1998 April 3, Larry Bonko, “Readers Defend Teen-Age Soap”, in The Virginian-Pilot:
      Do kids not yet old enough for a learner's permit think about sex 1000 times day, talk about cheerleaders who get "pumped and dumped," […]
    • 2005, Johnny Blue, The Blue Riders' Club, Trafford Publishing, published 2005, →ISBN, page 97:
      This 'lightning shag' will give you 'hand' as most women hate the idea of being 'pumped and dumped'.
    • 2010, Detmar Blow, Tom Sykes, Blow by Blow: The Story of Isabella Blow, HarperCollins, →ISBN, page 52:
      Issie, when telling me about the event, pointed out with a certain pride that she was not 'pumped and dumped'; she and Wolf were to remain together for the next two years.
    • 2011, Chris Illuminati, A**holeology: The Cheat Sheet: Put the Science Into Practice in Everyday Situations, Adams Media, →ISBN, pages 76–77:
      Now that you're done pumping and dumping the female intern and spending your day formulating ways to get her fired, you've got a pile of work on your desk as high as Willie Nelson on his tour bus.
    • 2011, Cass Miller, Council Flats & Fiesta's:[sic] More Adventure's[sic] of Adele Prest, AuthorHouse, published 2011, →ISBN, page 197:
      Life since our arrest back in Paris had been manic, things for me had been ok, I forgot about Joe pumping and dumping me.

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