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English definition of “stuck up”

stuck up

adjective uk   /ˌstʌkˈʌp/ informal disapproving us  
too proud and considering yourself to be very important: [before noun] a bunch of stuck-up studentsShowing arrogance and conceitConfidence and self-assuranceBoasting
(Definition of stuck up from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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