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air pump

noun

Definition of air pump

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

See air pump defined for English-language learners

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1653

First Known Use of air pump

1653

AIR PUMP Defined for English Language Learners

air pump

noun

Definition of air pump for English Language Learners

  • : a pump used for removing air from or adding air to something (such as a tire)

Learn More about air pump

  1. See words that rhyme with air pump Britannica.com: Encyclopedia article about air pump

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