What is the origin of the idiom "show skin" and when to use it?

The origin of the idiom "show skin" is likely derived from the literal meaning of the words "show" and "skin." "Show" means to display or exhibit, and "skin" refers to the outer covering of the body. When used as an idiom, "show skin" typically refers to wearing revealing or provocative clothing that exposes a significant amount of skin, usually in a sensual or seductive manner. It can also be used to describe someone who is intentionally drawing attention to their physical appearance, particularly in a way that is suggestive or attention-seeking. The idiom is commonly used in informal or colloquial contexts, often in discussions related to fashion, personal style, or physical attractiveness. It can also be used metaphorically to refer to revealing or exposing something that is usually hidden or kept private in a non-literal sense.