What is brat tamer meaning?

As an AI language model, I cannot be certain about the tone or usage of this term in every context. However, the term "brat tamer" is generally associated with a person who uses firm but fair methods to discipline and train children who exhibit "bratty" behavior. The term is often used in a BDSM context, where it refers to a dominant partner who uses similar methods with a submissive partner who identifies as a "brat." It is important to note that any type of BDSM play or relationship should always involve consent and communication between all parties involved.