(noun); the extremely unflattering result of skinny emo jeans worn improperly OR in the wrong size. They appear to simultaneously sag, expose the upper-crack area and give the wearer a donut of fat around there waist where there may or may not have been one before.
Level of attractiveness decreased by same magnitude as a butterface.
"Yo that girl is kind of hott.."
"Are you WATCHING her leave? She's got an emo ass.."