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knock down

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phrasal verb [transitive]
Word Forms
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present tense
I/you/we/theyknock down
he/she/itknocks down
present participleknocking down
past tenseknocked down
past participleknocked down
  1. 1

    knock down

    or

    knock over

    British to hit someone with a vehicle so that they are injured or killed

    Sue was knocked down just yards from her home.

  2. 2
    to deliberately destroy a building or wall

    The far wall could be knocked down to make the room bigger.

  3. 3
    informal to reduce a price or amount

    They knocked the price of beer down over 20p a pint to £1.45.

    1. a.
      knock someone down to persuade someone to reduce the price of something

      I managed to knock him down to £120.

See also main entry: knock

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