/ɪˈliːɡəl/ – noun
Definition: 1. người bị đặt ra ngoài vòng pháp luật, tội phạm;
2. bất hợp pháp, chống lại pháp luật, trái phép, trái pháp luật.
A more thorough explanation: “Illegal” refers to something that is prohibited by law or not authorized by law. It describes an action, behavior, or activity that is against the law or not permitted under the legal system.
Example: The defendant was charged with illegal possession of a controlled substance.