Generally a person or persons' who enjoys the cats rectal area. A cat bummer is often associated with anal cat related activities. Basically some one who enjoys ass fuckingcats.
On Friday nights Tom has often indulged in a good session of cat bumming.
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.