What does "pump" mean?

Pump: To raise with a pump, as water or other liquid.

Additional senses

  1. 2.To draw water, or the like, from; to from water by means of a pump; as, they pumped the well dry; to pump a ship.
  2. 3.Figuratively, to draw out or obtain, as secrets or money, by persistent questioning or plying; to question or ply persistently in order to elicit something, as information, money, etc. But pump not me for politics. Otway.
  3. 4.To work, or raise water, a pump.

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