When a woman is in a state of such arousal a trail of slime is left behind them as they walk, similar to that of a snail. Require the woman to be not wearing any underwear.
Wow, see that wet trail on the ground over there? That girl must be a fanny snail.
Pajama casual is a term used when working from home and preparing for a video conference. All business above the waist and your pajama pants down below.