adverb
- in a manner that is improper, inappropriate, or lacking in good taste or manners
Usage: formal
Examples
- The guest behaved indecorously at the formal dinner party.
- She laughed indecorously during the solemn ceremony.
- The politician spoke indecorously about his opponents.
- He dressed indecorously for such an important occasion.
- The children acted indecorously in the museum.
- The comedian’s jokes were indecorously timed during the memorial service.