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English definition of “highfalutin”

highfalutin

adjective uk   /ˌhaɪ.fəˈluː.tɪn/ us    /-t̬ɪn/ informal
trying to seem very important or serious, but without having a good reason for doing so and looking silly as a resultShowing arrogance and conceitConfidence and self-assuranceBoasting
(Definition of highfalutin from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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