/krɪˈmɪnəl əˈfɛns/ – Phrase
Definition: 1. hành vi xúc phạm có thể bị trừng phạt theo luật hình sự;
2. hành vi phạm tội hình sự.
A more thorough explanation: A criminal offence is an act or behavior that is prohibited by law and punishable by the government through the criminal justice system. It is a violation of the law that can result in penalties such as fines, imprisonment, probation, or other forms of punishment.
Example: Committing theft is considered a criminal offence under the law.