1. Something written on a urinal, typically by a drunk individual.
2a. An article of "journalism" which is of particularly bad quality or of a particularly foolish nature.
2b. An article of "journalism" which is extremely political to the point which there is nothing of worth to be gleamed from it.
1. He entertained himself in the bathroom by reading the urinallisms.
2a. Everyone reading is just reading for your urinalism, you ARE the joke.
2b. How do they make any money when all they is this urinalism?
Writings, quotes, blurbs or jibberish found on or around urinal surfaces; of or pertaining to distinctive doctorine, theory, beliefs, systems or practice . Generally, but not always, composed by persons after alcohol consumption.