Definitions by Being Super

crack butt 

When an article of clothing or other item (toilet paper, food from the couch, etc.) is caught up in one's butt crack through suction alone, without the aid of a pants, underwear or pantyhose waistband. Not be confused with a wedgie, which is the seat or crotch of one's garments being caught up, no pun.

He stood up from the couch and had a potato chip crack butt.

crack butt by Being Super August 3, 2011