No, it's a typical tactic of the right to redefine leftist and progressive terms in a bad faith way to poison discourse. They did the same thing with "woke", "anti-racism", "toxic masculinity" and countless other terms.

Feminism doesn't have a specific culture and beliefs. Like any other social and political movement, it has a diverse and often internally divisive set of ideologies sharing common general axioms. Of course, one can still be feminist without being "militant," what ever that actually means.