Definition of misconduct
1
: mismanagement especially of governmental or military responsibilities
2
: intentional wrongdoing
specifically
: deliberate violation of a law or standard especially by a government official : malfeasance
3a
: improper behavior
b
: adultery
4
: a penalty (as in ice hockey) for improper behavior or abusive language (as toward an official)
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Merriam-Webster unabridged
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Time Traveler for misconduct
The first known use of misconduct was in 1705
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