illegal Meaning in the Cambridge English Dictionary Cambridge dictionaries logo
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Meaning of “illegal” in the English Dictionary

"illegal" in British English

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illegaladjective

uk   /ɪˈliː.ɡəl/  us   /ɪˈliː.ɡəl/
B2 not allowed by law: a campaign to stop the illegal sale of cigarettes to children under 16 Prostitution is illegal in some countries. It is illegal to drive a car that is not registered and insured. Cocaine, LSD, and heroin are all illegal drugs/substances.

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illegally
adverb uk   /ɪˈliː.ɡəl.i/  us   /ɪˈliː.ɡəl.i/
B2 They entered the country illegally. an illegally parked car

illegalnoun [C]

informal
(Definition of illegal from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"illegal" in American English

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illegaladjective

 us   /ɪˈli·ɡəl/
against the law: Fireworks are illegal in many places.
illegal immigrant/alien
An illegal immigrant/alien is a person who has entered a country without government permission.
illegally
adverb  us   /ɪˈli·ɡə·li/
illegally obtained passports
(Definition of illegal from the Cambridge Academic Content Dictionary © Cambridge University Press)

"illegal" in Business English

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illegaladjective

uk   us   /ɪˈliːɡəl/
LAW not allowed by law: According to state law, smoking is illegal in all public buildings.illegal (for sb) to do sth It is illegal for a company to force an employee into early retirement.make sth illegal The new law will make it illegal to record phone conversations without consent. illegal sales/profits/trades
Compare
IT used to describe a character (= letter, number, or symbol) that you cannot use in a particular place on a computer, because it may create problems: The colon is the only illegal character for file and folder names.
illegally
adverb
Approximately 500,000 workers enter the country illegally each year.
(Definition of illegal from the Cambridge Business English Dictionary © Cambridge University Press)
Translations of “illegal”
in Korean 불법의…
in Arabic غَيْر قَانُوني…
in Malaysian tidak sah…
in French illégal…
in Russian незаконный…
in Chinese (Traditional) 非法的,違法的…
in Italian illegale…
in Turkish yasadışı, kanuna/yasalara aykırı…
in Polish nielegalny…
in Spanish ilegal, ilícito…
in Vietnamese bất hợp pháp…
in Portuguese ilegal…
in Thai ผิดกฎหมาย…
in German ungesetzlich…
in Catalan il·legal, il·lícit…
in Japanese 違法の…
in Chinese (Simplified) 非法的,违法的…
in Indonesian hukum…
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“illegal” in British English

“illegal” in American English

“illegal” in Business English

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