typically happens in colder climates in the winter when you have been in a bar or warm indoor climate for a significant amount of time and your butt starts to sweat. When you leave and go out side, all of a sudden you have icicles in the crack of your ass from frozen sweat.
by semadar July 11, 2008
a very long turd that refuses to drop under its own weight thought to be caused by sitting directly on the porcelain.
"captain's log, 6:58AM, february 10th: i've been stuck in this godforsaken bathroom for nearly an hour thanks to this buttsicle." -Captain Obvious
by cometsolveseverything February 10, 2011
by TheKRG September 17, 2009