noun
Any of the negative effects of excessive and/or reckless snacking. There are many forms of snacklash, including obesity, yoings, and not having any cookies left.
Damnit, I have snacklash! I've gained a pound and have serious yoings after eating that whole bag of cookies.
A whole other dimension in the universe, more commonly known as the annoying layer of air in common packaged snacks that detracts from facilitated consumption and enjoyment