a ball of energy
idiomPart ofenergy
a ball of energy — idiom
1. a person who is continuously lively, active, and enthusiastic.
1.idiom
Definition
a person who is continuously lively, active, and enthusiastic.
Example
The new intern is a ball of energy and always runs from one task to the next.
Even after a twelve-hour shift, the nurse was a ball of energy in the ward.