to leave well alone
01
to not try to interfere or make changes in a situation or with something that is already functioning satisfactorily to avoid causing unnecessary problems
![to [leave|let] well alone definition and meaning](https://cdn.langeek.co/photo/46655/original/?type=jpeg "to [leave|let] well alone definition and meaning")
Idiom
Informal
例
To be honest, you're better off letting well alone at this point. She's so angry that anything you say will just make things worse.
The garden is thriving as it is; it's best to leave well alone and not overwater the plants.
