An enormous shit, especially one a stinky one that is a pleasure to relieve from the bowels and mounds over the top of the water in the commode. Synonymous with shit island.

Briefly, "the realization that each random passerby is living a life as vivid and complex as your own." Originally from the Dictionary of Obscure Sorrows, which has a lot more beautiful neologism definitions like this you might enjoy.

someone who enjoys typing that makes a resulting mess of letters that comes out from beating on your keyboard