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pump

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verb British English pronunciation: pump /pʌmp/ 
Word Forms
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present tense
I/you/we/theypump
he/she/itpumps
present participlepumping
past tensepumped
past participlepumped
  1. 1
    [transitive] physics to make liquid or gas move into or out of something, especially by using a pump

    Pumping water uphill is difficult and expensive.

    Poisonous gases are pumped into the atmosphere every day.

    Thesaurus entry for this meaning of  pumpThesaurus entry for this meaning of pump
    1. a.
      [intransitive] if a liquid pumps from somewhere, a lot of it comes out in quick regular movements

      Blood was pumping from a wound in his arm.

      Thesaurus entry for this meaning of  pumpThesaurus entry for this meaning of pump
  2. 2
    [transitive] to push something up and down with an action like pumping

    Liz pumped the accelerator and tried to start the car.

    Thesaurus entry for this meaning of  pumpThesaurus entry for this meaning of pump
    1. a.
      [intransitive] to move with an action like that of a pump

      Her heart was pumping fast.

      Thesaurus entry for this meaning of  pumpThesaurus entry for this meaning of pump

This is the British English definition of pump. View American English definition of pump.

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