/mün-līt/ – Verb
Definition: Hoạt động pháp lý không chính thức hoặc bất hợp pháp.
A more thorough explanation: (informal) to have a second job as well as your regular job, especially a job that you do secretly and in the evenings, at night, or weekends, and do not declare to the tax authorities
Example: I did general medicine after qualifying, and moonlighted at a psychiatric hospital.