oppositional disorder op·po·si·tion·al disorder (ŏp'ə-zĭsh'ə-nəl)
n.
A persistent pattern of disobedient, negativistic, and provocative opposition to authority figures that occurs between the ages of 3 and 18 and is characterized by temper tantrums, violation of minor rules, argumentativeness, stubbornness, and dawdling.