"Cowboy Bebop" is a porn video tag inspired by the popular Japanese anime series "Cowboy Bebop." It refers to a type of adult content that includes elements from both cowboys and the futuristic space setting of the anime. The cowboy aspect often implies rough, rugged, or wild sexual encounters, while the bebop reference may refer to jazz music themes or an overall more laid-back and stylish atmosphere in the video. It's a combination of these themes that make "Cowboy Bebop" porn videos unique and appealing to fans of both anime and adult content.