"Foot-crush" is a specific category in the world of adult content, typically involving the act of intentionally applying pressure or crushing sensations to one's foot by another person. This can be done either through physical contact or by other means such as using objects. It often involves fetish elements and can include various forms of pain, pleasure, or even just erotic role-playing. The purpose is to elicit a sexual response from the participant experiencing the pressure or crushing sensations, usually through submission or dominance dynamics