my brother vomited on our cousin when mom accidentally showed her christmass crack to everyone while reaching for champagne at the new year's eve party
a long sliver of ass crack that hangs out of the back of your pants when you bend over after a few weeks of heavy eating during the holiday season
"my brother vomited on our cousin when mom accidentally showed her christmass crack to everyone while reaching for champagne at the new year's eve party" What is the definition of "christmass crack"?