Shemale-bulge refers to a specific category within the transgender or shemale adult film genre, where the focus is on the bulging crotch of an individual who identifies as transgender or has both male and female characteristics. In this case, it could refer to a person with male genitalia and female breasts, often wearing tight clothing that accentuates their bulge. This tag is intended for adult audiences familiar with the transgender or shemale category of pornography and is meant to highlight the unique blend of both masculine and feminine features present in the performer.