The Wedgie It's safe to assume that ever since people have worn pants there has been the complaint of fabric packing itself into the tight space of any butt crack it could find. The annoyance of having material bunched up in the back and the shame of having to deal with it in public has plagued mankind for centuries. This unbiased felon went unnamed for many years of its undie-scrunching spree until an unknown genius gave it a name: wedgie. There are may types of wedgies all listed here.