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

1.
peka, tanggap, berwaspada
alert, attentive, and quick to understand and react to things
:
•
You need to be on the ball if you want to succeed in this competitive industry.
Anda perlu peka jika ingin berjaya dalam industri yang kompetitif ini.
•
Our new manager is really on the ball; she quickly identified the problems.
Pengurus baru kami benar-benar peka; dia cepat mengenal pasti masalah.