verb

pump

to pump

He pumped air into the tire.

He pumped air into the tyre.

The heart pumps blood through the body.

The heart pumps blood through the body.

She pumped him for information.

She pumped him for information.

((sth.)) ((from/into/out of sth.)) to move a liquid or gas using a pump He pumped air into the tire.

Synonyms: force, inject, draw

From Middle Dutch 'pompe' (pipe, pump), likely of imitative origin.

Imagine the up-and-down motion of a hand pump, 'pumping' water from a well.

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