Definition & Meaning of "chilled to the bone"in English

What is the origin of the idiom "chilled to the bone" and when to use it?

The idiom "chilled to the bone" originated from the perception that extreme cold can penetrate through the skin and reach the bones, causing an intense and penetrating cold sensation. It is used metaphorically to convey a feeling of being thoroughly and deeply chilled, affecting one's very core. The phrase emphasizes the severity and depth of the cold experienced, extending beyond surface-level discomfort.