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English definition of “killer”

killer

noun [C] (AMUSEMENT)    /ˈkɪl.ər/ US  // US and Australian English informal
a very entertaining or skilful person, story, or performance: Dizzy was a real killer on the trumpet.Good and excellent things
(Definition of killer noun (AMUSEMENT) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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