The male or female genitalia, but with a twist. In order for your "Part" to be classified as a "Nubelia" it must have been "Tinkled" beforehand. (Search Tinkle)
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.