The meaning of ILLEGAL is not according to or authorized by law : contrary to or in violation of a law : unlawful, illicit; also : not sanctioned by official rules (as of a game).

ILLEGAL definition: forbidden by law or statute. See examples of illegal used in a sentence.

1. Prohibited by law. 2. Prohibited by official rules: an illegal pass in football. 3. Unacceptable to or not performable by a computer: an illegal operation.

ILLEGAL definition: 1. not allowed by law: 2. not allowed by the rules of a sport: 3. an offensive word for someone…. Learn more.

Feb 23, 2026 · According to Black's Law Dictionary (2nd edition), "illegal" may mean only that something lacks authority of the law or support from law (that is, that it's not legal), not that it's …

Definition of illegal adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Illegal definition: Prohibited by law.

Illegal, unlawful, illegitimate, illicit, criminal can all describe actions not in accord with law. Illegal refers most specifically to violations of statutes or, in organized athletics, codified rules: an illegal …

The term illegal means any action which is against or not authorized by the law or statute. Also called illicit or unlawful. It can refer to an action that is in violation of criminal law, like assault, arson, …

"Illegal" is a pop and country ballad with lyrics concerning mourning of a past lover complete with an understated vocal performance by Shakira and an electric guitar riff by Santana throughout.