The act of Brainstorming (politically correct version - Thought shower)within an alcohol-fuelled environment such as a pub or wine bar if you are a fancy Dan.
Let's head down the pub for a beerstorming session to iron out the details, what are you drinking Sammy B?
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.