English

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Alternative forms

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Etymology

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over- +‎ draft

Pronunciation

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Noun

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overdraft (countable and uncountable, plural overdrafts)

  1. (uncountable) The act of overdrawing a bank account.
  2. (countable) The amount overdrawn.
    I have an overdraft of £1234.
  3. (countable) The maximum amount that may be overdrawn.
    The bank have given me an overdraft of $2000.
  4. The extraction of groundwater from an aquifer beyond the safe yield or equilibrium yield.
  5. A series of flues in a furnace; the current of air forced through them.

Derived terms

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Translations

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Verb

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overdraft (third-person singular simple present overdrafts, present participle overdrafting, simple past and past participle overdrafted)

  1. (transitive) To extract groundwater from (an aquifer) beyond the safe yield or equilibrium yield.