illegaladjectiveuk /ɪˈliː.ɡəl/ us /ɪˈliː.ɡəl/
- 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.