Meaning of the word "on the ball" in English

What does "on the ball" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

on the ball

US /ɑn ðə bɔl/
UK /ɑn ðə bɔl/
"on the ball" picture

Idiom

1.

alert, attentive, and quick to understand and react to things

Example:
You need to be on the ball if you want to succeed in this competitive industry.
Our new manager is really on the ball; she quickly identified the problems.
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