From Longman Dictionary of Contemporary Englisharrogantar‧ro‧gant /ˈærəɡənt/●くろまる○しろまる○しろまる adjectivePROUDbehaving in an unpleasant or rude way because you think you are more important than other peopleHe was unbearably arrogant.an arrogant attitude► see thesaurus at proud —arrogantly adverbExamples from the Corpusarrogant• He was impertinent, rude and arrogant.• Throughout the trial, the defendants were off-hand and arrogant.• They were arrogant but, by and large, they were decent, honest people.• Insolent words uttered in the arrogantconsciousness of power were always heard in heaven and always punished.• his arrogantdisregard for other people's opinions• an arrogant, selfish man• an arrogantsmile• You are a rude and arrogant young man.Originarrogant(1300-1400)Latin present participle of arrogare; → ARROGATE