Juvenile gangs are a form of antisocial group. This gang or group has become an unwarranted issue consisting of young people for committing criminal activities. The delinquent and criminal behaviour among young people during the transition from childhood to adulthood leads to the commission of crimes. This study explains several theories relating to delinquent conduct and gang formation. It draws some basic norms relating to delinquent behaviour as well as description of several aspects playing a vital role to raise this burning issue. Effective methods and procedures for averting juvenile delinquency are described, with special attention given to the expansion of educational, professional development and public programmes, progresses in family relations and parenting skills, and the value of curative justice for both culprits and victims.