Definitions by Todd Beaumont

gwiggle 

what happens when a fat person giggles, causeing the fat throughout the body to wiggle
also. can be a huge ass on a girl that when she walks it looks like shes wigglin it, causing you to giggle

man that dude was bout 400 lbs. when john told that joke, he started to gwiggle

gwiggle by Todd Beaumont November 1, 2007