A slang common in Almelo (The Netherlands). Also said as "akang". Said when they are happy or they have to celebrate something. When said, they headbutt each other gently but sometimes very hard to make a a joke. Also combined with Boks Akang. "Boks" is said to indicate they want to celebrate with kang.
Person 1: Tomorrow we have SCHOOL-FREE! Boks?
Person 2: AKANG! *headbutt*