/ˈʌndər ˈkʌlər ʌv ˈɔfɪs/ – Phrase
Definition: viện cớ thi hành công vụ.
A more thorough explanation: “Under colour of office” refers to a situation where an individual abuses their official position or authority to engage in actions that are not authorized or legitimate. This term is often used in legal contexts to describe misconduct or abuse of power by a public official or someone acting in an official capacity.
Example: The police officer arrested the suspect under colour of office, even though there was no evidence of wrongdoing.