Party that has no specific time limit or end. A gathering of everyone, (even people that loath each other), to have a good time. Includes loud music and women. (Some but not all may include actual "doobies".)
"Joe, why did you invite Mary-Anne to your labadoobie?"
"Why not?, I told her to bring whoever, and come whenever"
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.