cissexist adjective 1noun 1forms 3 adjective1 •Exhibiting or related to cissexism.Living in this extraordinarily cissexist (and oppositionally sexist) world, transsexuals recognize cissexual privilege for what it is: a privilege. — 2007 noun1 •A person who exhibits cissexism. formscissexists · more cissexist · most cissexist