vegansexual /ˌviː.ɡənˈsɛk.ʃuː.əl/adjective 1noun 1forms 3 adjective1 •Only having sexual relationships with other vegans.He pointed out that had his current partner been strictly vegansexual, their relationship might never have started in the first place, as when they met, he was only vegetarian. — 2017 noun1 •A vegan who chooses to have sex or pursue sexual relationships only with other vegans. formsvegansexuals · more vegansexual · most vegansexual