Used in a phrase. When someone is acting over dramatic. And/or in many different occasions, for example if you want to describe something, it is used as almost an exclamation point. Mainly scottish influence.
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.