You are really on the ball with your work today.
on the ball
idiomDoing a good job
Origin
disputed originFrom ball sports — 'keep your eye on the ball'; in baseball, a pitcher with skill was said to put 'something on the ball'.
The new assistant is always on the ball and answers every email within ten minutes.
In such a fast-moving industry, you must stay on the ball to ensure that your competitors do not gain an advantage.
Last updated June 7, 2026