1. not appropriate or proper; offensive to standards of morality or good taste
2. relating to sexual matters in an offensive or shocking way
Usage: often considered offensive

Examples

• The comedian’s indecent jokes offended many audience members.
• She was fired for indecent behavior at the office party.
• The movie was rated R for indecent language and content.
• His indecent proposal shocked everyone at the meeting.
• The magazine was banned for publishing indecent photographs.
• It would be indecent to celebrate while others are suffering.
• The court ruled that the advertisement was indecent and misleading.