When one's feces repeatedly breaks the anus plane, touching air, and returning from whence it came. This is generally due to inconsiderate parents insisting, "We'll be leaving in five minutes" throughout the course of a two-hour trip to Lowes.
When you have to drop a load so bad, the head of the turd keeps poking out of your ass then slipping back in. Similar to how a prairie dog pops up and down in their hole, appearing and disappearing.