(Music) (noun) A quality of a song that causes the listener to make a facial expression similar to what would be shown if the person sitting next to him let out an uproariously noxious fart - or, a stank face.
Stank (noun) or occasionally (verb)
unlike the variations of stink, stank is a much more putrid smell. It is used as a comical exaggerationinstead of saying “stink”.