To defecate in a speedy and forceful manner. To do so in such a way that the shower of water thrown up by the turd's impact creates a mini-bidet of sorts, removing the necessity of wiping.
n. The forceful, violent, sudden expulsion of a considerable amount of fecal matter. "Power shit" generally (but not exclusively) relates to diahhroea. Upon taking a power shit, spray paint is often the outcome.
Damn, Frank had a huge gut cramp so he snuck into his neighbor's yard, went into their RV and took a major power shit. I think he was afraid to make the mess at home. It took his neighbor an hour or more to clean up the spray paint.
1)When a person takes a shit so hard or fast that they think the toilet bowl is going to explode with their shit.
2)When a person shits in an exceptionally short amount of time.
Wow, when I was taking a shit, I felt the toilet rock like there was an earthquake.
DUDE! You just had a power shit!
man that was some power shit you came out of the bathroom in 2 min