LMFAO is the meaning of Laughing My F*cking Ass Off which adding the IRL meaning In Real Life. So altogether it would be Laughing My F*cking Ass Off In Real Life.
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.