My 6 - year - old son is in trouble for being defiant in school, but we don't see any of this behavior at home. (childmind.org)
I have worked with families to help create discipline strategies and coping mechanisms for children who are defiant or resistant to parental discipline. (theravive.com)
He started being defiant at school and got in trouble with the police for petty vandalism. (crucible4points.com)