nostr:npub1we6h8sr9mw4gukr8yj273v92yu0zzuma5e7hqs3ufak28yh0rlxquv3uct There are many such phrases that serve the same purpose.
Boys night out, big boys toys, etc. Gender disparagement is common in its many forms. So much so that even the gender being disparaged often uses these terms in self description.