Only being attracted to anyone who looks like David Bowie, especially if this person loves David Bowie, dresses like David Bowie, or both. Women, gay men, and heterosexual men can all identify themselves as bowiesexual.
Girl: I love your platform shoes! I am bowiesexual, and you are totally hot.
Guy: I am too! You can't deny David Bowie's sexual allure. Wanna make out?
Girl: YES! Can I call you David?
Being only attracted to the British actor Benedict Cumberpatch. He is best identified by his roles in Star Trek, August Osage Country and the BBC series Sherlock. Why is this an actual sexuality? Because he's dead sexy.
"Isn't Justin bieber so cute??"
"Actually, no. Sorry, I'm bensexual."
"Whats that mean?"