>>16391674In a sense. The woman was offended because she perceived that the guy was just trying to have sex with her, so she defended herself by saying that she wasn't a slut.
The bro turned it around on her by saying that "slut" is a patriarchal term that reinforces what he perceives to be negative attitudes about sexuality. In the comic it is her use of the word "slut" that bothers him, not her rejection. Basically, he's trying to say: "Hey, you can reject me without resorting to slut-shaming." Whether you agree with that is up to you, as the reader. However, he phrases his reaction to her use of the word "slut" as if he is arguing from a position of ideological superiority, when in fact he was simply triggered by her terminology.
In effect, he was blaming her for having different beliefs from his own and mansplaining her use of the word "slut," assuming a very patriarchal role himself as he attempted to silence her feelings with a vague appeal to authority.