What is meaning of daty?

Daty is a sexual term which stands for "dining at the Y". It refers to the sexual act of oral sex performed on a woman, specifically when the partner's mouth is placed on the woman's genitals. The term "Y" refers to the shape of a woman's thighs and hips when they are spread apart, which creates a Y-shape. This term is often used in casual sexual encounters and is considered to be a slang term in popular culture.