to err on the side of something
01
to act in a way that shows or uses something more than what is enough just to avoid any possible risk or problem
![to [err] on the side of {sth} definition and meaning](https://cdn.langeek.co/photo/41926/original/?type=jpeg "to [err] on the side of {sth} definition and meaning")
Idiom
Informal
أمثلة
In this situation, it's better to err on the side of overestimating the budget to ensure all costs are covered.
