This porn video tag, "gay-big-cock," refers to a specific category within the adult industry. Breaking it down into three parts:
1. Gay: The content features men engaging in sexual activities with other men.
2. Big Cock: The focus of this particular video is on scenes that involve well-endowed male performers, specifically those who have larger than average penises.
In summary, the tag "gay-big-cock" signifies a video featuring gay sex scenes, where at least one male performer has an above-average sized penis. This type of content is often sought after by audiences who appreciate these specific elements within adult entertainment.