How do you say open your mouth in french?

The most common way to say "open your mouth" in French is:

"Ouvre la bouche"

This translates literally to "open the mouth".

Here's a breakdown:

* Ouvre: verb "to open" (imperative form, meaning "open")

* La: definite article "the" (feminine singular)

* Bouche: noun "mouth"

You can also use the more formal "Ouvrez la bouche" if addressing a group of people.