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English definition of “pump”

pump

noun  /pʌmp/ us  

pump noun (DEVICE)

[C] a piece of equipment used to cause liquid, air, or gas to move from one place to another: a gas/water pump

pump noun (SHOE)

[C usually pl] a women’s shoe with no fasteners
Idioms

pump

verb [T]  /pʌmp/ us  

pump verb [T] (USE DEVICE)

If you pump money into something, you spend a lot of money trying to make it successful: We’re pumping millions into this new program. infml When you pump someone, you ask for information, esp. in an indirect way: I pumped him for details about the deal.
(Definition of pump from the Cambridge Academic Content Dictionary © Cambridge University Press)
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