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English definition of “hothead”

hothead

noun [C]     /ˈhɒt.hed/ US  /ˈhɑːt-/
someone who does things or reacts to things quickly and without thinking carefully firstDoing things without fear or proper thought hotheaded     /ˌhɒtˈhed.ɪd/ US  /ˈhɑːtˌhed.ɪd/ adjective She's a bit hotheaded and rash.Doing things without fear or proper thought hotheadedly     /ˌhɒtˈhed.ɪd.li/ US  /ˈhɑːtˌhed.ɪd.li/ adverb Doing things without fear or proper thought hotheadedness     /ˌhɒtˈhed.ɪd.nəs/ US  /ˈhɑːtˌhed.ɪd.nəs/ noun [U] Doing things without fear or proper thought
(Definition of hothead noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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