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English definition of “bright spark”

bright spark

noun [C]    
UK a person who is intelligent, and full of energy and enthusiasmIntelligent people humorous a stupid person: Some bright spark left the door open overnight.Stupid and silly people
(Definition of bright spark noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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Translations of “bright spark”

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willing to give money, help, kindness, etc., especially more than is usual or expected

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