misconduct

Behavior that is considered to be unacceptable.

Noun

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 December 17, Edward Inman, “Disobeying An Order To Piss Lands Transsexual In...
- After Jonathan Marchessault buried an empty-net goal with 90 seconds left in overtime, Hartman yelled from the bench and allegedly threw his stick in the officials’ direction. Hartman was assessed a misconduct for...

From mis- + conduct (noun sense).

To mismanage.
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, Doris Lessing, A Ripple From the Storm, Harper Perennal, published 1995, page 224:
To act improperly.
- The quartermasters have misconducted, and the government should bear the loss resulting from that misconduct. - 1869, Ebenezer Peck, “Spear v. United States: Dissenting Opinion”, in Charles C. Nott, Samuel H....
- It seems no answer for the recipient to allege that he was incompetent and misconducted, but that the acts were committed outside the jurisdiction. - 1881, William Stawell, “In re Victoria Steam Navigation Board, ex...
- Whether the jury misconducted in making the view of the premises, or whether the court erred in instructing them as to what effect they should give, in making up their verdict, to matters which came under their...

From mis- + conduct (verb sense).