In chess when you lose your Queen because you just arent paying attention, or are distracted by too many other things. Popular on chess streams on Twitch. Used also in an attempt to save face because the blunder you just let happen was just silly
Man, I was trying to eat a bahn mi, read chat, and playblitz and I ended up playing the Botez Gambit and losing my Queen and the game.
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.