knock yourself out

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

buyur, istediğini yap

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!
Arabayı kendin mi tamir etmek istiyorsun? Tabii, buyur!
If you think you can finish all that work by yourself, knock yourself out.
Tüm bu işi tek başına bitirebileceğini düşünüyorsan, buyur.