Definition of "pump"

pump¹

/pʌmp/

noun
plural pumps
1. A device for moving or compressing a liquid or gas.
2. An instance of the action of a pump; one stroke of a pump; any action similar to pumping
3. A device for dispensing liquid or gas to be sold, particularly fuel.
4. (bodybuilding, climbing) A swelling of the muscles caused by increased blood flow following high intensity weightlifting.
  Quotations
  Want a skin-stretching pump? Up the volume by using high-rep sets.A great pump is better than coming. (Arnold Schwarzenegger)
  2010, Eric Velazquez, “Power Pairings”, in Reps!, 17:83
5. (colloquial) A ride on a bicycle given to a passenger, usually on the handlebars or fender.
6. (US, slang) The heart.
7. (obsolete, vulgar, British slang) The vagina.
  Quotations
  Thus to and again to our paſtime we went, / And my Cards I play'd fairly to Jenny's content; / I work'd at her Pump till my Sucker grew dry, / Then I left pumping, a good Reaſon why.
  1750, “Ge ho, Dobbin or the Waggoner”, in The Tulip, page 2
verb
third-person singular simple present pumps, present participle pumping, simple past and past participle pumped
1. (transitive, intransitive) To use a pump; to move (water or other liquid) by means of a pump.
2. (transitive) To inject or pour (something) into someone or something in a manner similar to a pump.
  Quotations
  The underlying cause of the warming is human activities pumping carbon dioxide and other greenhouse gases into the atmosphere, scientists say. But the reasons why marine heating is speeding up now are far from clear.
  2023 August 7, Clive Cookson, “Missing ice and bleached coral: the sudden warming of the oceans”, in Financial Times‎
3. (obsolete) To put (a person or part of the body) under a stream of water from a pump, as a punishment or as a form of medical treatment; to force a pump of water upon or on someone.
  Quotations
  Pump him soundly, impudent Fellow.
  1676, Thomas Shadwell, The Virtuoso
  ‘So much the worse for him. I've had my eye on him for some time. He shall be prettily pumped upon.’
  1872, George Eliot, Middlemarch, Book IV, chapter 37
4. (transitive) To gain information from (a person) by persistent questioning.
  Quotations
  But pump not me for politics.
  1682, Thomas Otway, Venice Preserv'd
  I had no idea why he wanted to be sociable, but as we chatted in there it suddenly occurred to me the fellow was trying to get at something - in fact, pumping me.
  1899 February, Joseph Conrad, “The Heart of Darkness”, in Blackwood’s Edinburgh Magazine, volume CLXV, number M, New York, N.Y.: The Leonard Scott Publishing Company, […], part I, page 214
  "Did Dora just offer up that advice, or were you pumping her for information?" "Shoot, I outed my informant. I'm a terrible spy."
  2017, Jeph Jacques, Questionable Content (webcomic), Number 3509: Sensitive Information
5. (Britain, slang) To copulate.
  Quotations
  Thus to and again to our paſtime we went, / And my Cards I play'd fairly to Jenny's content; / I work'd at her Pump till my Sucker grew dry, / Then I left pumping, a good Reaſon why.
  1750, “Ge ho, Dobbin or the Waggoner”, in The Tulip, page 2
6. (transitive, intransitive) To express milk from (a breast) by means of a breast pump.
7. (transitive, often followed by up) To fill with air by means of a pump; to inflate.
8. (transitive) To move rhythmically, as the motion of a pump.
9. (bodybuilding) To enlarge the body by means of weightlifting or steroid use.
10. (transitive) To shake (a person's hand) vigorously.
11. (US, intransitive, slang) Of music: to be loud, to have strong bass and rhythms; (by extension) to be full of energy.
12. (sports) To kick, throw, or hit the ball far and high.
  Quotations
  Blackburn pumped long balls towards Diouf as they became increasingly desperate to salvage a point, but Wigan held on for a win that may prove crucial in their quest for Premier League survival.
  2011 February 5, Michael Da Silva, “Wigan 4 - 3 Blackburn”, in BBC‎
13. (Britain, slang, vulgar) To pass gas; to fart quietly.
  Quotations
  People never pumped, just never never, but sometimes ye got smells.
  2008, James Kelman, Kieron Smith, Boy, Penguin, published 2009, page 82
14. (computing) To pass (messages) into a program so that it can obey them.
  Quotations
  Sure enough, rather than pumping a message to the Console window, you will now see a message box displaying your message
  2006, Andrew Troelsen, Pro C# 2005 and the .NET 2.0 Platform
  The CLR pumps messages automatically during a wait, reducing the likelihood of this but it can show up in native code.
  2008, Joe Duffy, Concurrent Programming on Windows
  The interop system pumps messages while it attempts to clean up RCWs.
  c. 2012, Microsoft, .NET Framework 4.5 documentation for Marshal.CleanupUnusedObjectsInCurrentContext
15. (colloquial) To inject silicone into the body in order to try to achieve a fuller or curvier look.

pump²

/pʌmp/

noun
plural pumps
1. (Britain) A low-top shoe with a rubber sole and a canvas upper; a low-top canvas sneaker.
2. (chiefly Canada, US) 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)
3. A dancing shoe.
  Quotations
  Gabriel's pumps were all unpinkt i' th' heel
  1591, William Shakespeare, The Taming of the Shrew
  Ballerine - or ballet pumps - are the Milanese woman's footwear 'de rigeur', and not just because there are so many cobbled streets to walk over and are therefore infinitely preferable to heels.
  2012, Rachael Martin, The Fashion Lover's Guide to Milan‎
4. A type of shoe without a heel.

Definition of "pump"

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pump2

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pump¹

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