crim·i·nal
ˈkri-mə-nᵊl 
ˈkrim-nəl
1
: relating to, involving, or being a crime
criminal neglect
a criminal organization
2
: relating to crime or to the prosecution of suspects in a crime
criminal statistics
brought criminal action
the criminal justice system
3
: guilty of crime
also
: of or befitting a criminal
a criminal mind
4
: disgraceful
It's criminal how unfunny this comedy is.—
Rick Bentley
Rick Bentley
criminally
adverb
1
: one who has committed a crime
2
: a person who has been convicted of a crime
Synonyms
Examples of criminal in a Sentence
Adjective
a history of criminal behavior
The captain of the wrecked boat was accused of criminal negligence.
The company brought criminal charges against her.
It's criminal that the government is doing nothing to stop the problem.
Noun
car thieves, pickpockets, burglars, and other criminals
Recent Examples on the WebRoxana Popescu, San Diego Union-Tribune, 19 Apr. 2024
Minors' names are withheld in both criminal and in civil cases.
—Tresa Baldas, Detroit Free Press, 19 Apr. 2024
See all Example Sentences for criminal 
Adjective
Customers in San Diego and Orange counties have also called for criminal investigations.
—Roxana Popescu, San Diego Union-Tribune, 19 Apr. 2024
Minors' names are withheld in both criminal and in civil cases.
—Tresa Baldas, Detroit Free Press, 19 Apr. 2024
See all Example Sentences for criminal
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'criminal.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Dictionary Entries Near criminal
Cite this Entry
“Criminal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/criminal. Accessed 4 May. 2024.
Copy CitationKids Definition
criminal
1 of 2 adjective
crim·i·nal
ˈkrim-ən-ᵊl
ˈkrim-nəl
1
: being or guilty of a crime
a criminal act
2
: relating to crime or its punishment
criminal court
criminality
noun
ˌkrim-ə-ˈnal-ət-ē
criminally
adverb
ˈkrim-ən-ᵊl-ē
-nə-lē
criminal
2 of 2 noun
: a person who has committed a crime
Legal Definition
criminal
1 of 2 adjective
crim·i·nal
ˈkri-mə-nəl
1
: relating to, involving, or being a crime
criminal neglect
criminal conduct
2
: relating to crime or its prosecution
brought a criminal action
criminal code
compare civil sense 4, penal
criminal
2 of 2 noun1
: one who has committed a crime
2
: a person who has been convicted of a crime
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