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English definition of “run down (someone/something)”

run down (someone/something)

verb phrasal verb with run  /rʌn/ (present participle running, past tense ran  /ræn/, past participle run) us  


to lose energy, power, or strength: By 1923 the radio boom seemed to be running down.
(Definition of run down (someone/something) from the Cambridge Academic Content Dictionary © Cambridge University Press)
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