What is what does pious mean?

Pious means devoutly religious, characterized by or showing deep reverence toward a deity or divine being and practiced with earnestness or sincerity. It can also refer to a person who is morally upright and virtuous, often thought of as being religious or godly. Pious behavior involves following religious rituals, obeying religious authorities, praying regularly, and displaying self-discipline and devotion towards religious activities.