It's a curse, you might think, the aftermath of food and drink. On the run, you'll have to go; a restroom is the place to know. Matter squeezed down to size, devoured with hungry eyes. Passing by to feed your gut, it'll stop a starving rut. Nature mixes up this brew to keep your system right on cue.
What am I referring to? Stop by Wednesday for the answer.
The correct answer rhymes with clue.

