The term pin-up  originated to describe these buxom and beautiful women because many people would pin photos of them onto their walls. The trend first began in the mid-1800s when Burlesque dancers began to make photographed cards of themselves to promote their services.

Pin-up modeling has been described as a subculture that is invested in promoting positive body {img} and a love for one's sexuality, "pin-up would also find ways to... encourage the erotic self-awareness and self expression of real women".