1. tending to associate only with people of one’s own group and excluding others

Examples

• The small town was quite clannish, making it difficult for newcomers to feel accepted.
• Her clannish behavior at work prevented her from building relationships with other departments.
• The family was criticized for being clannish and unwelcoming to outsiders.
• Despite living in a diverse city, they remained clannish in their social circles.
• The club’s clannish atmosphere discouraged many potential new members.
• His clannish attitude made it hard for him to adapt to the multicultural workplace.