The “will moyse” is an insult in most countries in the world. It means to be so clapped it’s unbareable to even be in the same room as them. Even means to wear your sisters clothes
The will moyse in a sentence means “Mate fuck off your being such a will moyse honestly”
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.