Definition & Meaning of "[reduce] {sb} to tears"

What is the origin of the idiom "reduce someone to tears" and when to use it?

The exact origin of the phrase "reduce someone to tears" is difficult to pinpoint, as it has been in use for a considerable period of time in the English language. This idiom is used in a variety of contexts to describe situations where someone becomes overwhelmed with emotions, leading them to cry. It is often employed when discussing deeply moving or emotional experiences, such as heartwarming moments, profound sadness, extreme frustration, or overwhelming disappointment.