A person who is highly ineffective in all areas of endeavor, despite reasonably good intentions. May be likable but unreliable and disrespected because of repeated failures.
A floopdooby is similar to a sad sack, Charlie Brown, feeb, weakest link. Most families have one somewhere in their family tree.
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.