perdre l'esprit

to lose one's mind

→ perdre
phrase Rare #37,119
to lose one's mind An idiomatic expression meaning to become mentally confused, irrational, or crazy. It is often conjugated in context, such as « avoir perdu l'esprit » or « perdre l'esprit » after a modal verb.
FR: Je crains de perdre l'esprit.
EN: I'm afraid of losing my mind.