Every once in a while I get sad when I see a bunch of 14 year old boys stanning andrew tate and screaming "women :coffecup" on every single video. but stuff like this gives me hope.
It's not a particularly complicated meme, it's essentially a way of showing casual dismissal of women and their concerns as unserious. Usually it's formatted as the word "women" with a coffee cup emoji.
It originated from a video of two video game characters simply saying "Heh, women" and then laughing together in kind of a derisive way and sipping coffee. It's a really stupid meme and is just a way to be lowkey misogynist.