1. having fallen or been reduced in social status or class; no longer fashionable or acceptable in polite society
Usage: from French

Examples

• The once-prominent family was now considered declasse after the scandal.
• Her behavior at the party was deemed declasse by the other guests.
• The restaurant’s reputation became declasse following the health violations.
• He worried that his humble origins would make him appear declasse to his wealthy colleagues.
• The formerly exclusive club had become rather declasse in recent years.
• She refused to associate with anyone she considered declasse.