mis·con·duct /mis-'kän-dəkt/ n: intentional or wanton wrongful but usu. not criminal behavior: asa: deliberate or wanton violation of standards of conduct by a government officialb: wrongful behavior (as adultery) by a spouse that leads to the dissolution of the marriagec: an attorney's violation of the standards set for professional conduct; also: an attorney's and esp. a prosecutor's use of deceptive or reprehensible methods in presenting a case to a juryd: impermissible behavior by a juror (as communicating about the case with outsiders, witnesses, or others, reading or hearing news reports about the case, or independently introducing evidence to other jurors)e: an employee's deliberate or wanton disregard of an employer's interests or disregard or violation of the employer's standards or rules that is sufficient to justify a denial of unemployment compensation
Merriam-Webster’s Dictionary of Law. Merriam-Webster. 1996.
bad conduct, bad management, crime, delictum, delinquency, dereliction, deviation from rectitude, dishonest management, disorderly conduct, error, failing, failure, fault, guilty act, ill management, illegality, improper conduct, impropriety, indiscretion, infamous conduct, maladministration, malfeasance, malpractice, malversation, misadministration, misbehavior, misdeed, misdemeanor, misdoing, misfeasance, misgovernment, misguidance, mismanagement, misprision, negligence, nonfeasance, offense, peccadillo, peccatum, tort, transgression, turpitude, unprofessional conduct, wrong, wrongdoing
associated concepts: discharge for misconduct, gross misconduct, misconduct in office, official misconduct
blame (culpability), crime, culpability, disregard (omission), fault (responsibility), guilt, indiscretion, maladministration, malpractice, miscarriage, mischief, misdeed, misdoing, misemploy, misfeasance, misguide, mishandle (mismanage), mismanage, misprision, misrule, offense, transgression, vice
Burton's Legal Thesaurus. William C. Burton. 2006
n.Improper behavior; neglect of duties; mismanagement.
The Essential Law Dictionary. — Sphinx Publishing, An imprint of Sourcebooks, Inc. Amy Hackney Blackwell. 2008.