Used when you are in a giddy mood to emphasize how weird something really is. It has more punch than using the full word "that's" and has an ebonics tone to it.
If shaniqua wears her bikinibottoms over her pants, karamo says, "shaniqua, THASS WEIRD"
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.