Je m’en bats les couilles.*

* I beat my balls about it.

French French speaking countries

Expression USED Very frequently BY Young People

Used to say that you don't care at all about something. You don't give a damn.

"Je m’en bats les couilles de ces restrictions corona, je vais faire la fête dans tous les cas !"

"I beat my balls about the corona restrictions , I will party anyways!"