A phrase used to get out of a situation that you don't want to be in. Works best if you have no dog to begin with, and the person doesn't know you all that well.
Steve "Kevin you wanna come over and watch Night at the Museum 2 with me and my parents?"
Kevin "Oh I would, but my dog just died."
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.