crack action. when you display your butt crack in really low cut bottoms. this is most common in trashy girls, fat chicks, and when pants are too small. common side effects include people yelling crack attack! small children running away, loss of job, loosing pants, looking ugly.
by ShanayNay Quan February 27, 2009
A hopefully unintentional display of buttcrack. See also "hillbilly cleavage" and "plumber's smile".
by The Evil Steve August 23, 2006
by Boscrangles June 28, 2005