an iron fist

US /æn ˈaɪərn fɪst/
UK /æn ˈaɪərn fɪst/
"an iron fist" picture
1.

tangan besi, dengan keras

to rule or control with strict and often harsh authority

:
The dictator ruled his country with an iron fist.
Diktator memerintah negaranya dengan tangan besi.
She manages her team with an iron fist, ensuring everyone follows the rules.
Dia mengelola timnya dengan tangan besi, memastikan semua orang mengikuti aturan.