fermer sa gueule

to shut up

→ fermer
phrase Rare #48,287
to shut up Very vulgar and offensive; use with caution.
FR: Il ferait mieux de fermer sa gueule.
EN: He’d better shut up.

Dites à cette personne de fermer sa gueule.

Tell that person to shut their mouth.

— Cold Storage (2026)

Le premier des droits de l'homme, c’est de fermer sa gueule ! ! !

The first of human rights is to shut your mouth!!!

Tom ne peut pas fermer sa gueule.

Tom can't shut up.