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English definition of “misfire”

misfire

verb [I] (PLAN)    /ˌmɪsˈfaɪər/ US  /-ˈfaɪr/
If a plan misfires, it does not have the result that was intended: The boy's death was the result of a practical joke that misfired.Failing and doing badly
(Definition of misfire verb (PLAN) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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