A police officer.
To make somebody busy or active; to occupy.
On my vacation I'll busy myself with gardening.
To rush somebody.
Crowded with business or activities; having a great deal going on.
We crossed a busy street.
Engaged in activity or by someone else.
He is busy with piano practice.
Having a lot going on; complicated or intricate.
Flowers, stripes, and checks in the same fabric make for a busy pattern.
Officious; meddling.