The asscrack fly lady. Her name originates from the randomly spawned URL off of the image hosting site IMGUR. The woman, who is fairly large and wearing pants much too tight for her, has a cluster of flies clinging to the spandex around her oh so smelly ass.

Adj. Something that is expected to have a long lifespan by virtue of having existed for a long time, based on the lindy effect, named for the New York restaurant Lindy's, coined by Albert Goldman and popularized by Nassim Taleb.