When you first meet a girl and she is wearing a coat, then later on, you see her again (perhaps at the gym) and realize you failed to notice the size of her boobs earlier. She has seruptitus boobs.
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.
We have a Zoom meeting in a few minutes and I’ll probably go pajama casual.