To understand why such a phrase exists, one must look at the "transgressive" genre of writing. Authors in this space use jarring, often repulsive imagery to challenge the reader's comfort zone.
: Historically, incest is one of the most universal social taboos. When paired with "roadkill," the phrase aims to create an image of absolute social and moral collapse—where the most private violations meet the most public, undignified form of death. Cultural Context and Subdivisions roadkill incest
: On certain anonymous imageboards or forums, users compete to create the most "edgy" or disturbing content possible. Here, the term serves as a linguistic tool for gatekeeping or trolling [6]. The Psychology of Shock To understand why such a phrase exists, one