to go sour
01
(of situations, moods, or relationships) to become unpleasant or unsuccessful
![to [go] sour definition and meaning](https://cdn.langeek.co/photo/41295/original/?type=jpeg "to [go] sour definition and meaning")
Idiom
أمثلة
His relationship with colleagues went sour after a disagreement over a project.
02
(of food or drinks) to become unpleasant in taste or smell
Collocation
أمثلة
Be sure to check the expiration date; yogurt can quickly go sour.
