What is the origin of the idiom "in broad daylight" and when to use it?

The idiom "in broad daylight" has its origin in the literal meaning of daylight, referring to the period of time during which the sun is visible and illuminates the surroundings. The phrase signifies that something is happening or occurring openly, visibly, and without concealment, typically during the daytime when visibility is high. It implies that an action or event is taking place in a public or exposed manner, without any attempt to hide or disguise it. The idiom is commonly used to emphasize the audacity or brazenness of an act that occurs in plain view, often suggesting a lack of concern for consequences or a belief that one can act with impunity.