There’s leggings. There’s jeggings. So what the hell are “treggings”? It belies my maturity level when my first guess was “triceratops leggings.” But no, treggings are a cross between leggings and trousers. A hybrid, if you will. Treggings are formfitting from the thighs to the legs, but are more structured on top and often have a zipper. Personally I would just call these “tight pants,” but what do I know?
Zergnet: Simply Irresistible