All 4 Uses

impudent
in
1776, by McCullough
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"The rebels have the impudence to fit out privateers," wrote an indignant British officer, snug in his quarters, but the day would come, he knew, when "we shall give the scoundrels a hearty thrashing and put an end to this business.†
p. 73.2
When I visited them [the prostitutes] at first I thought nothing could exceed them for impudence and immodesty, but I found the more I was acquainted with them the more they excelled in their brutality.†
p. 124.9
A more impudent, false, and atrocious proclamation was never fabricated by the hands of man.†
p. 141.9 *
Called "an impudent rebel" and threatened with hanging, Dunscomb said that General Washington would respond in kind and hang man for man.†
p. 170.3

Definitions:

(1) (impudent)
improperly bold or disrespectful -- especially toward someone who is older or considered to be of higher status
(2) (meaning too rare to warrant focus)