Rule the roost
Meaning
To be the dominant person or in charge within a particular group or setting.
Origin
The phrase vividly paints a picture from the farmyard, where the most dominant and authoritative rooster holds undisputed sway over its flock. The "roost" is the elevated perch where chickens settle for the night, and the lead rooster's position there symbolized its control over the hens and the entire chicken coop. This clear hierarchy in the animal world provided a potent metaphor for human dynamics. By the 19th century, this earthy image of a commanding fowl asserting its authority was commonly used to describe any person who takes charge and dictates the affairs within a group, family, or organization.
Examples
- Ever since the new manager arrived, she has really started to rule the roost in the department, making all the major decisions.
- Even though it's a large family, Grandma still unequivocally rules the roost when it comes to holiday traditions.