Noah Webster
Impious
IM'PIOUS, adjective [Latin impius; in and pius, pious.]
1. Irreverent towards the Supreme Being; wanting in veneration for God and his authority; irreligious; profane. The scoffer at God and his authority is impious The profane swear is impious
When vice prevails and impious men bear sway,
The post of honor is a private station.
2. Irreverent towards God; proceeding from or manifesting a contempt for the Supreme Being; tending to dishonor God or his laws, and bring them into contempt; as an impious deed; impious language; impious writings.