|Sexism! We can't have that, now, can we?|
It's also apparently defined as "reporting on Hilary Clinton's campaign in a negative light." Similar words: racism, which is discussing President Barack Obama's administration in a less-than-positive light.
And in related news, questioning the veracity of rape allegations is sexist. It's double-sexist if the questioning concerns whether a particular sexual encounter which might be called "date rape" actually involved a rape, and it's double-plus as sexist if the allegation occurred near a college.
That is all.