'Misbehavior' definitions:

Definition of 'misbehavior'

From: WordNet
noun
Improper or wicked or immoral behavior [syn: misbehavior, misbehaviour, misdeed]

Definition of 'Misbehavior'

From: GCIDE
  • Misbehavior \Mis`be*hav"ior\, n. Improper, rude, or uncivil behavior; ill conduct. --Addison. [1913 Webster]