What does “lâcher son fou” mean?

To let loose, go wild and have fun. Harmless. Means having fun, not anything dangerous.

ConnectPhrase · Ages 8-80 · In use

lâcher son fou

To let loose, go wild and have fun.

Au party de fin d'année, on a lâché notre fou. (At the end-of-year party, we let loose.)

For parents and educators

Harmless. Means having fun, not anything dangerous.

Sources

The Mistlift brief covers what kids are into online, rated from harmless to serious, with what to say.