1. rule the roost - Verb
2. rule the roost - Phrase
rule the roost (third-person singular simple present rules the roost, present participle ruling the roost, simple past and past participle ruled the roost)
(idiomatic) To be the controlling member(s) of a family, organization, or other group.
In phony capitalism, the business people, especially those from certain communities, rule the roost. Source: Internet
Some will say that to compromise can only lead to a worsening situation whereby cads, scoundrels and perverts will rule the roost. Source: Internet
When this is the state of affairs at the CBFC where it is the IIS officials who rule the roost, why should the government bother about who constitutes the board of the CBFC and why should there be a purge whenever the government changes. Source: Internet
It is the powerful landowners (corporations, banks) who rule the roost. Source: Internet