not know the half of it

US /nɑt noʊ ðə hæf əv ɪt/
UK /nɑt noʊ ðə hæf əv ɪt/
"not know the half of it" picture
1.

tidak tahu separuh pun, tidak tahu semua butiran

to not know the full extent or all the details of a situation, especially one that is more serious or complicated than it appears

:
You think my job is tough? You don't know the half of it!
Awak fikir kerja saya susah? Awak tak tahu separuh pun!
She's been through a lot, but her friends don't know the half of it.
Dia telah melalui banyak perkara, tetapi kawan-kawannya tidak tahu separuh pun.