1. having an untidy, careless, or slovenly appearance
Usage: informal; somewhat dated
2. relating to or characteristic of promiscuous sexual behavior
Usage: offensive; derogatory

Examples

• Her slutty appearance at the job interview didn’t make a good impression.
• The room looked slutty with clothes scattered everywhere.
• He kept his slutty habits even after moving to the new apartment.
• The critic described the performance as slutty and unprofessional.
• She was offended by his slutty comments about her clothing choices.