• (philately, of an issue printed for collectors) Totally fictitious, and often issued on behalf of a non-existent territory or country.
  • Forbidden by established rules.

    "Moving a pawn backward is an illegal move in chess."

  • (chiefly US, sometimes offensive) Being an illegal immigrant; residing in a country illegally.
  • Contrary to or forbidden by law, especially criminal law.

    "This is illegal, you know!"

  • (of a person, sometimes offensive) Being or doing something illegally.

    "illegal immigrant;"


  • (colloquial, offensive) An illegal immigrant.
  • An illegal resident spy.

Leave a Reply

Your email address will not be published.