The term "curved-cock" in the context of a porn video tag refers to a man's penis having an unusual or atypical curvature. This may be either naturally occurring or due to a medical condition such as Peyronie's disease. It is a specific niche within the adult industry and is used by people who are interested in this particular feature. The curved-cock tag helps viewers find videos featuring men with this type of penis, catering to those with a preference for or fascination with this shape.