casse-couilles

pain in the ass

→ casser
phrase Rare #44,428
pain in the ass Very informal and vulgar; used to describe someone or something annoying or troublesome.
FR: Ce bruit est vraiment casse-couilles.
EN: This noise is really a pain in the ass.

T'es vraiment casse-couilles.

You're really annoying.

— Do the Right Thing (1989)

Tu es casse-couilles.

You’re a pain in the ass.

C'est tellement casse-couilles.

It's such a pain in the ass.

T'es casse-couilles, ils sont fermés!

You're a pain in the ass—they're closed!

— Ne le dis à personne (2006)