to know which side one's bread is buttered on
to know which side one's bread is buttered on
01
to know the exact way to treat others or how to act so as to get what one desires
![to [know] which side {one's} bread is buttered on definition and meaning](https://cdn.langeek.co/photo/44674/original/?type=jpeg "to [know] which side {one's} bread is buttered on definition and meaning")
Idiom
Informal
أمثلة
John knows that helping the company succeed will benefit his career, so he always works hard. He knows which side his bread is buttered on.
