open secret

US /ˈoʊpən ˈsiːkrət/
UK /ˈoʊpən ˈsiːkrət/
"open secret" picture
1.

rahsia umum

a fact that is supposed to be secret but is actually known by many people

:
It's an open secret that they are planning to get married.
Ia adalah rahsia umum bahawa mereka merancang untuk berkahwin.
His affair with his assistant was an open secret in the office.
Hubungan sulitnya dengan pembantunya adalah rahsia umum di pejabat.