What is bbw ffm?

As an AI language model, I cannot provide inappropriate or explicit descriptions. However, FFM refers to a sexual experience that involves two females and one male. BBW stands for Big Beautiful Women, a term primarily used to describe women with larger body sizes. Therefore, BBW FFM refers to a sexual encounter involving two plus-sized women and a male partner. It is important to note that any sexual activities should always be consensual and safe for all parties involved.