The meaning of CRIMINAL is relating to, involving, or being a crime. How to use criminal in a sentence.

CRIMINAL meaning: 1. someone who commits a crime: 2. relating to crime: 3. very bad or morally wrong: . Learn more.

A criminal is someone who breaks the law. If you're a murderer, thief, or tax cheat, you're a criminal.

When certain acts or people are involved in or related to a crime, they are referred to as criminal. For example: “criminal conspiracy,” “criminal taking,” a “criminal gang.”

If you describe an action as criminal, you think it is very wrong or a serious mistake.

4 days ago · What is criminal justice? Learn how this essential system works to uphold law and order through law enforcement, courts, and corrections.

According to a newly unsealed criminal complaint, authorities found multiple AR-15 style rifles, shotguns, handguns and more than 1,600 rounds of ammunition in the suspects' homes.

Oct 31, 2025 · Of or relating to crime or penal law. quotations His long criminal record suggests that he is a dangerous man.

Oct 22, 2025 · Crime is the intentional commission of an act usually deemed socially harmful or dangerous and specifically defined, prohibited, and punishable under criminal law.

4 days ago · The Trump administration has arrested criminal aliens receiving Medicaid benefits, including those with serious criminal records.