The phrase 'On Job' otherwise known as 'OJ' is typically given to a female who is renowned for giving multiple men uck and or performing sexual acts on them. A girl is given the title 'On Job' when she has successfully sucked at least 7 big ones.
"That girl is so on job"
"She is on job innit, give bare uck to bare man "
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.