air pump

noun

: a pump for exhausting air from a closed space or for compressing air or forcing it through other apparatus

Examples of air pump in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Or, call on its air pump function, which can be used to remove air from vacuum storage bags, to store off-season clothing in minutes (without having to break out a bulky vacuum). Sian Babish, PEOPLE, 24 Oct. 2025 Tire pressure can be adjusted at home with an air pump or air compressor. Stuart Dyos, Nashville Tennessean, 22 Oct. 2025 The assailants walked to a wall of the business near the air pump. Emerson Clarridge, Fort Worth Star-Telegram, 20 Oct. 2025 As if inflated by an imaginary air pump, the ends puff up post-wash — made even more noticeable by my layers. Jacqueline Kilikita, Refinery29, 12 Aug. 2025 See All Example Sentences for air pump

Word History

First Known Use

1653, in the meaning defined above

Time Traveler
The first known use of air pump was in 1653

Browse Nearby Words

Cite this Entry

“Air pump.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/air%20pump. Accessed 26 Oct. 2025.

Kids Definition

air pump

noun
: a pump for removing air from a closed space or for compressing air or forcing it through other equipment

More from Merriam-Webster on air pump

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!