A ball of accumulated food/funk that varies in size, forms in the throat and then is dislodged sometimes involuntarily into your mouth when you are talking or clearing your throat.
The smell of it is comparable to Shit.
"I was talking and a stinkballcame out of my mouth!"
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.