1. behavior or language that is offensive or inappropriate, especially in a sexual way
Usage: often legal or formal contexts
2. the quality of being morally or socially unacceptable
Usage: general moral context

Examples

• The comedian was charged with public indecency after his inappropriate performance.
• The school has strict policies against any form of indecency on campus.
• She was shocked by the indecency of his remarks during the meeting.
• The movie was criticized for its scenes of indecency and violence.
• Local authorities are cracking down on acts of public indecency in the park.
• The newspaper refused to publish the story due to its indecency.
• His behavior at the formal dinner was considered an act of indecency.