1) adj. in violation of statute, regulation or ordinance, which m...

1630s, from French illégal (14c.) or directly from Medieval Latin illegalis, from assimilated form of in- "not, opposite of" (see in- (1)) + Latin legalis (see legal). Term illegal immigrant [..]

/ɪˈliːgəl/ adjective illegal /ɪˈliːgəl/ adjective Learner's definition of ILLEGAL 1  : not allowed by the law : not legal illegal [=illicit, unlawful] drugs In this state, it is illegal for a [..]

Against or not authorized by the law. Also called illicit or unlawful.

prohibited by law or by official or accepted rules; "an illegal chess move" (illegally) in an illegal manner; "they dumped the waste illegally" Ille [..]

adj. Not according to law.

umlegal

contrary to or in violation of a law : illicit unlawful [an contract] il·le·gal·ly adv

Illegal is a description for something that is in violation of statute, regulation or ordinance. Illegal does not necessarily mean criminal. Something may be illegal under a statute that doesn't [..]

(adj) prohibited by law or by official or accepted rules

Illegal fishing that takes place where a fishing vessel breaks the law of a local fishery or country, does not report what it catches or fishes in an area without permission.

Against or not authorized by the law. Also called illicit or unlawful.

1) adj. in violation of statute, regulation or ordinance, which may be criminal or merely not in conformity. Thus, an armed robbery is illegal, and so is an access road which is narrower than the coun [..]

A code construct is illegal if it does not conform to the D language specification. This may be true even if the compiler or runtime fails to detect the error.

not in accordance with the laws

Contrary to or forbidden by law, ''especially'' criminal law. *en|criminal,en|bogus