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

The business-as-usual approach dovetails with a year of acts from Brand New to Ryan Adams looking to put a wide range of allegations of misconduct in the rearview mirror by giving diehards a show of talent to talk about instead and little else. —Craig Jenkins, Vulture, 13 May 2025

Substantial misconduct, Murphy said in the filing, can also warrant the disqualification of a prosecutor. —Grethel Aguila, Miami Herald, 12 May 2025

Soon after the verdict was in, the defense filed a motion to have the verdict thrown out based on jury misconduct. —Melissa Locker, Time, 9 May 2025

Shortly after, the defense filed a motion to have the verdict thrown out based on jury misconduct. —Monica Mercuri, Forbes.com, 9 May 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