misconduct /mɪskənˈdʌkt/verb 3/mɪsˈkɑndʌkt/ noun 2forms 3 verb3 •[with oneself] To behave inappropriately, to misbehave.It had been pointed out […] that in the past enemy aliens misconducting themselves had been returned to the internment camp. — 1958 •(rare) To act improperly.The quartermasters have misconducted, and the government should bear the loss resulting from that misconduct. — 1869 •To mismanage. misconduct UK /mɪsˈkɒndʌkt/US /mɪsˈkɑndʌkt/ noun2 •Behavior that is considered to be unacceptable.The student was banned from using the university's computing resources for two weeks due to gross misconduct on the Internet. •A penalty or write-up for improper behavior.There is definitely an indication of retaliation in this case. I have never received a misconduct for possessing or using drugs. — 1989 formsmisconducted · misconducting · misconducts