to rule the roost 當家(俚語)
英文釋義
To be the unchallenged boss in a certain location, particularly a home.
例句
My uncle was an important executive at work, but my aunt ruled the roost at home, and he never questioned her judgment about any domestic matters.
我叔叔在工作上是位重要的高管,但我嬸嬸當家,他從來不質疑嬸嬸在家庭事務上的任何意見。