A cosmetic in the war themed hat simulator TF2. It is obtained by dominating a player wearing this hat. It is used by new players who most likely have no idea what they are doing.
F2P: Woah I just got a gibus I am so good!!!
A good player: Nah
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.