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English definition of “impetuous”

impetuous

adjective     /ɪmˈpet.ju.əs/
likely to do something suddenly, without considering the results of your actions: He's so impetuous - why can't he think things over before he rushes into them?Doing things without fear or proper thought An impetuous word or action is said or done suddenly, without considering the likely results: The prime minister may now be regretting her impetuous promise to reduce unemployment by half.Doing things without fear or proper thought impetuously     /-li/ adverb Doing things without fear or proper thought impetuousness     /-nəs/ noun [U] (formal also impetuosity)
(Definition of impetuous adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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