A "Geek" and a "Nerd" combined, usaully a breed only ofund at places such as E-3 and anime expo's. They travel endlessly buying "shwag" from crappy merchandises such as star wars toys, and fake grenades.
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.