/ ˈɪmpjədənt; NAmE / adjective
( formal ) rude; not showing respect for other people
SYN impertinent :
an impudent young fellow
an impudent remark
► im·pu·dence / -əns; NAmE / noun [ U ]
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WORD ORIGIN
late Middle English (in the sense immodest, indelicate): from Latin impudent- , from in- not + pudent- ashamed, modest (from pudere be ashamed).