I couldn't care less

US /aɪ ˈkʊdnt kɛr lɛs/
UK /aɪ ˈkʊdnt kɛr lɛs/
"I couldn't care less" picture
1.

لا يهمني على الإطلاق, لا أبالي

used to express that one does not care at all about something

:
He was complaining about his new car, but I couldn't care less.
كان يشتكي من سيارته الجديدة، لكن لا يهمني على الإطلاق.
Whether they come or not, I couldn't care less.
سواء أتوا أم لا، لا يهمني على الإطلاق.