Translated into simple English: I am going to ejaculate all over the place.
This phrase has said to originate from TVFilthyFrank, where he uses this phrase in a song of his called "FINNA BUST A NUT". This phrase means that you are going to masturbate and ejaculate, after your masturbation, everywhere in the room, causing a sticky white mess of semen.
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.