Minerva pursed her lips together tightly and held herself back from slapping Severus on the wrist. "You will remain after the meeting, Severus Snape, and I will put my not inconsiderable transfiguration skills and knowledge to use."
Even if the low level of magic didn't allow her to help revert Severus to form, she suspected her friend might have a few questions about the realities of being a woman. The kind of questions best answered in private.