illegal

/i'li:gəl/
Học thuật
Thân thiện
illegal

The chess player made an illegal move with his knight.

Definition
  1. Adjective:
    • Contrary to or forbidden by law: Describes an action, substance, or situation that is not permitted by the formal statutes or regulations of a country or jurisdiction.
    • Not authorized or sanctioned by official rules: Describes something that violates the established rules of a particular system, organization, or activity, such as a sport or game.
Examples of Usage
  • Adjective:
    • The police arrested him for illegal activities.
    • It is illegal to park in front of a fire hydrant.
    • The referee called an illegal block during the football game.
Advanced Usage
  • "illegal alien": A term (now often considered outdated or offensive; "undocumented immigrant" is preferred in many contexts) for a foreign national who is residing in a country without legal authorization.
    • The new policy addressed the status of illegal aliens.
  • "deemed illegal": Considered or judged to be against the law.
    • The court deemed the contract illegal and void.
Variants and Related Words
  • Illegality (noun): The state or condition of being illegal.
    • The illegality of the act was never in question.
  • Illegally (adverb): In a manner that is against the law.
    • He entered the country illegally.
Synonyms
  • Unlawful: Not conforming to, permitted by, or recognized by law or rules.
  • Illicit: Forbidden by law, rules, or custom.
  • Criminal: Involving or related to crime.
Antonyms
  • Legal: Permitted by law.
  • Lawful: Conforming to, permitted by, or recognized by law.
  • Legitimate: Conforming to the law or to rules.
Related Phrases
  • "Illegal substance": A drug whose possession or use is prohibited by law.
    • The truck was found to be carrying illegal substances.
  • "Illegal immigrant": (See note under "Advanced Usage") A person who has entered a country without official authorization.
    • The debate focused on the rights of illegal immigrants.
illegal

The chess player made an illegal move with his knight.

Adjective
  1. prohibited by law or by official or accepted rules
    • an illegal chess move