Noah Webster
Impertinent
IMPER'TINENT, adjective [Latin impertinens, supra.]
1. Not pertaining to the matter in hand; of no weight; having no bearing on the subject; as an impertinent remark.
2. Rude; intrusive; meddling with that which does not belong to the person; as an impertinent coxcomb.
3. Trifling; foolish; negligent of the present purpose.
IMPER'TINENT, noun An intruder; a meddler; one who interferes in what does not belong to him.