This porn video tag has three components: "bbc", "sissy", and "training".
1. BBC - BB stands for "Big Black" and is often used as a term to describe a black man, particularly in the context of interracial porn. The "C" here represents the act of having sex with a big black man, so "bbc" refers to engaging in sexual activities with a well-endowed black partner.
2. Sissy - This is a term used to describe someone who is submissive and often engaged in BDSM play, usually in a humiliating or degrading manner. In this context, it may refer to a woman being dominated or treated in a submissive way during sex.
3. Training - This term implies that the person involved is undergoing some form of instruction, practice, or education in order to improve their skills or abilities within certain sexual activities. In this case, "sissy training" might involve learning how to be more submissive, engaged, and skilled in various acts of BDSM and/or other forms of kinky sex.
So, the tag "bbc-sissy-training" describes a vide