When someone does or says something unforgivably ignorant and/or idiotic that negatively affects another person or group(s) of people(akin to betrayal).
He pulled a fucking burke when he ratted us out to his mom!
You'd have to be a real fucking burke to masturbate in the same room as a group of your friends.
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.