1.unmannerly intrusion or presumption; insolence.
2.impertinent quality or action.
3.something impertinent, as an act or statement.
4.an impertinent person.
5.irrelevance, inappropriateness, or absurdity.
“I get positively angry with the impertinence of it and the everlastingness. Up and down and sideways they crawl, and those absurd, unblinking eyes are everywhere.”
The Yellow Wallpaper by Charlotte Perkins Gilman