An ancient, deceptive art of the femaletongue which aims to confuse and entrap men into a false comfort through a cunning ability that allows a woman to say exactly the opposite of what she really means.
Actual Words: "No. It's ok. You can go out drinking with your buddies. I don't mind."
Womanese Translation: "I swear to god if you walk out of that door you're not getting sex for at least a month."
What tends to happen when there's no one to mansplain something that a woman can learn on her own. Can be used to correct a mansplainer's overinflated ego, or simply for humorous effect.
You didn't mansplainhow touse that feature, so I had to womandiscover it myself.