A radical or militant feminist who is intolerant of opposing views.(noun)
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Use "feminazi" in a sentence
"Associating women with klansmen or nazis, as in the term feminazi, is going too far."
"Speaking as the harpie sometimes also known as the feminazi: I'd like to respond to the comments made here, and by Ms. Althouse, but I don't want to clog up her comments forum."
"I was called a feminazi once by a man who just couldn't understand why I wouldn't "put on a dress" and go to his church."