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.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI