to lose one's mind
01
to become very confused, irrational, or mentally unstable due to stress or overwhelming emotions
![to [lose] {one's} mind definition and meaning](https://cdn.langeek.co/photo/63036/original/?type=jpeg "to [lose] {one's} mind definition and meaning")
Idiom
Informal
例
After working nonstop for days, she felt like she was about to lose her mind.
Sometimes I think my parents have lost their minds, insisting on those strict rules.
