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run down

verb

Definition of run down

  1. transitive verb
  2. 1 a :  to collide with and knock down b :  to run against and cause to sink

  3. 2 a :  to chase to exhaustion or until captured b :  to trace the source of c :  to tag out (a base runner) between bases on a rundown

  4. 3 :  disparage

  5. intransitive verb
  6. 1 :  to cease to operate because of the exhaustion of motive power <the clock ran down>

  7. 2 :  to decline in physical condition or vigor



Examples of run down

  1. <finally ran down the answer after hours of research>

  2. <constantly running down the city's cultural life won't do anything to improve it>



Circa 1578

First Known Use of run down

circa 1578



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