noun
Colloquial abbreviation of フェミニズム (feminism) or フェミニスト (feminist). Can refer to the movement or a person, depending on context. Often used in informal conversation or online.
彼女はフェミの活動に熱心だ。
She is passionate about feminist activism.
あの人はフェミだから、そういう話題にはうるさいよ。
That person is a feminist, so they're particular about those topics.