tenir sa langue
Meanings
Verb
1. to hold one's tongue, to keep quiet (figuratively)
Examples4
Elle aurait dû tenir sa langue.
She should have kept her mouth shut.
Tom ne sait pas tenir sa langue.
Tom has a big mouth.
Le professeur a dit à Mary de tenir sa langue.
The teacher told Mary to hold her tongue.
Je crois que la plus grande vertu est de tenir sa langue.
I think the greatest virtue is holding your tongue.