tenir sa langue

to hold one’s tongue; to keep quiet

→ tenir
phrase Rare #48,277
to hold one’s tongue; to keep quiet Means to stay quiet or avoid saying something, often something one should keep to oneself.
FR: Tom ne sait pas tenir sa langue.
EN: Tom doesn’t know how to hold his tongue.

Il ne pouvait tenir sa langue.

He couldn't keep his mouth shut.

Tom ne sait pas tenir sa langue.

Tom can't hold his tongue.

Le professeur a dit à Mary de tenir sa langue.

The teacher told Mary to hold her tongue.

Elle aurait dû tenir sa langue.

She should have held her tongue.