a bad egg
US /ə bæd ɛɡ/
UK /ə bæd ɛɡ/

1.
orang jahat, orang tidak jujur
a person who is dishonest, unreliable, or behaves badly
:
•
Be careful with him; he's a bad egg.
Hati-hati dengannya; dia orang jahat.
•
The new employee turned out to be a bad egg, always causing trouble.
Karyawan baru itu ternyata orang jahat, selalu membuat masalah.