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English definition of “drain”

drain

noun [S] (REDUCE)    /dreɪn/
C2 something that uses more of your energy, money, or time than you want to give: Having a big mortgage is a real drain on your earnings.Becoming and making smaller or lessBecoming and making less strong
(Definition of drain noun (REDUCE) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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