The Collaborative International Dictionary
Defecator \Def"e*ca`tor\, n.
That which cleanses or purifies; esp., an apparatus for
removing the feculencies of juices and sirups.
--Knight.
Wiktionary
n. One who defecates.
WordNet
Usage examples of "defecator".
Apart from the inventor of the double-bottomed defecator, whose history he had heard seven times, they had nothing to say, and they said it for what seemed hours, while his smile grew more fixed and rigid until at last it came to resemble the risus sardonicus.
So, waving at the champion defecator, I call back: 'Seven on a good day,' and forget him.
Each defecator could observe the simultaneous evacuations of several other persons, and if he had neighbors to right and left of him, could feel their animal presence, hear their grunting and groaning and smell the fruit of their exertions.