misconduct

noun

mis·​con·​duct ˌmis-ˈkän-(ˌ)dəkt 

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

3

a

: improper behavior

b

: adultery

4

: a penalty (as in ice hockey) for improper behavior or abusive language (as toward an official)

misconduct

ˌmis-kən-ˈdəkt 

transitive verb

Synonyms

• malfeasance
• misbehavior
• misdoing
• wrongdoing

Examples of misconduct in a Sentence

He was forced to defend himself against charges of sexual misconduct.

There have been reports of misconduct by several employees.

Recent Examples on the Web

Becciu's departure, amid an ongoing legal battle over financial misconduct charges, adds another layer of drama to a conclave already marked by theological and political tensions within the Catholic Church. —Dan Cody, MSNBC Newsweek, 1 May 2025

His office, which is independent of the 8,700-officer department, monitors misconduct complaints and conducts internal reviews of police shootings, along with audits and studies at the Police Commission’s request. —Libor Jany, Los Angeles Times, 30 Apr. 2025

Maybe this made up for the fact Hagel was not assessed a game misconduct. —Shayna Goldman, New York Times, 29 Apr. 2025

Florida’s Niko Mikkola was handed a five-minute major and game misconduct 19 seconds into the third period for boarding Lightning forward Zemgus Girgensons. —Jordan McPherson, Miami Herald, 29 Apr. 2025

Word History

First Known Use

1705, in the meaning defined at sense 1

Kids Definition

misconduct

noun

mis·​con·​duct (ˈ)mis-ˈkän-(ˌ)dəkt 

1

: bad management

2

: improper or unlawful behavior

misconduct

ˌmis-kən-ˈdəkt 

verb

Legal Definition

misconduct

noun

mis·​con·​duct mis-ˈkän-dəkt 

: intentional or wanton wrongful but usually not criminal behavior: as

a

: deliberate or wanton violation of standards of conduct by a government official

b

: wrongful behavior (as adultery) by a spouse that leads to the dissolution of the marriage

c

: an attorney's violation of the standards set for professional conduct

also : an attorney's and especially a prosecutor's use of deceptive or reprehensible methods in presenting a case to a jury

d

: 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