📖 Definitions of "Illegal"
noun
- 1
An illegal act or technique.
- 2
(plural, as illegals) Contraband, esp. illegal substances such as drugs.
- 3
An illegal immigrant.
- 4
A spy working abroad illegally and undercover, without visible ties to his or her country’s authorities.
adjective
- 1
Contrary to or forbidden by law, especially criminal law.
"Nearly 40 million people live in UK areas with illegal air pollution"
- 2
Forbidden by established rules.
"Moving a pawn backward is an illegal move in chess."
- 3
(of an issue printed for collectors) Totally fictitious, and often issued on behalf of a non-existent territory or country.
- 4
(of a person, sometimes offensive) Being or doing something illegally.
"illegal immigrant; illegal logger; illegal pilot"
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