The shivering you get right before you unload a 10-pound dump into the toilet. This is followed by goosebumps, a flexed butthole, and a strange growling noise in your stomach telling you its time to unload.

the thing that you don’t have when you’re phones percentage is over 20

That tingly,goose-bumpy feeling you get when a particularly robust turd rounds "cape corn" in your colon and scrapes against your spine.

The shiver you get after dropping a deuce of substantial girth that tests the laws of physics. Like cold shiver but much more satisfying. In fact, very similar to a piss shiver, enjoyed after satisfying a tremendous need to drain your lizard.

Reaction caused by waiting too long to take a shit. Usually results in an explosion.

when you can feel your shit turtle necking so hard your body starts to spasm

when you have to take a hardcore shit and you get shivers