
A new broom
Expect Change
This phrase implies significant changes are anticipated with the arrival of the new person.

When the new director started, everyone knew that as a new broom, he would revamp the entire department.
Metaphorical Use
'A new broom' is a metaphor for someone who cleans up or makes improvements.

Our team was underperforming, but the new coach is a new broom ready to sweep away bad habits.
Context Sensitivity
The phrase is best used in contexts involving changes in an organization or group.

The school hadn't won a championship in years, so the new principal was seen as a new broom.
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