knock yourself out

US /nɑk jərˈsɛlf aʊt/
UK /nɑk jərˈsɛlf aʊt/
"knock yourself out" picture
1.

silakan saja, lakukan sesukamu

used to tell someone that they can do something if they want to, even if you think it is not a good idea or will not be successful

:
You want to try to fix the car yourself? Sure, knock yourself out!
Kamu mau coba perbaiki mobil sendiri? Tentu, silakan saja!
If you think you can finish all that work by yourself, knock yourself out.
Jika kamu pikir kamu bisa menyelesaikan semua pekerjaan itu sendiri, silakan saja.