The porn video tag "erosexoticagay" seems to consist of three different elements combined:
1. Erosexy - This suggests a strong emphasis on sensuality and arousal.
2. Exotic - This implies that the content might include elements from foreign or exotic cultures, featuring unusual or intriguing settings or costumes.
3. Gay - This denotes that the video features male-on-male sexual activity, specifically targeting a gay audience.
So, this tag can be understood as describing a porn video that focuses on sensual and arousing content involving male-on-male action within an exotic or foreign context.