Originally <a href='https://www.sportsbookreview.com/forum/showthread.php?p=29198859'>posted</a> on 01/16/2020:

Quote Originally Posted by DiggityDaggityDo View Post
Yesterday we figured out what the "yoga pants jiggle" is.

Now...

What's this called???

<iframe src='https://gfycat.com/ifr/UntimelyFlamboyantBinturong' frameborder='0' scrolling='no' allowfullscreen width='640' height='1182'></iframe>
That's an old fashioned "Jiggly Ass"

Of course...