ˈtrībəl adjective
1. : of, relating to, or characteristic of a tribe
tribal customs
2. : resembling a tribe in possessing a sense of identification with and loyalty to the habits, traits, and values characteristic of a close-knit familistic, sociocultural, occupational, or political group or in ceremonial or ritualistic activity
the tribal rites of rushing and initiation in a college fraternity
• trib·al·ly -bəlē, -li adverb