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air pump

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noun
an apparatus for drawing in, compressing, or exhausting air.
Air Pump, Astronomy. the constellation Antlia.
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Origin of air pump

First recorded in 1650–60
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use air pump in a sentence

British Dictionary definitions for air pump

air pump

noun
a device for pumping air in or out of something
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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