What does illegal mean in English?

You can learn illegal Pronunciation, Grammar & Synonyms in this most authoritative English Dictionary.

illegal Meaning, Definition, Pronunciation, Grammar & Synonyms❤️

0 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.
1 someone who lives or works in another country when they do not have the legal right to do this:
- He said ID cards would make it easier to deport illegals.
2 against the law:
- Fireworks are illegal in many places.
3 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
4 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.

It is illegal to do a U-turn on a motorway.
The proposed change in the law would make abortion illegal except for strictly defined medical reasons.
It's illegal to discriminate against people on the basis of their sex.
For a teacher to hit a child is not just morally wrong but also illegal.
Several athletes tested positive for illegal performance-enhancing drugs.
It is possible that most of them are engaged in illegal felling of trees.
Do you believe that euthanasia has been performed in our country secretly, although it is illegal?
At the same time more attention needs to be directed to the policing of sandalwood theft and tougher sanctions against illegal trading activities.