Optical Rectumitis is a neurosis resulting from having a brain fill so full of shit from institutionalized false authorities and first principles that the person is blinded to objective reality. Differs from Recto-cranial Inversion, or head-up-ass disease in that Optical Rectumitis sufferers are sucking new shit daily, while the rectocranial inverted people are hiding from new shit in old shit. Libtards tend toward optical rectumitis while conservatards tend toward rectocranial inversion.
Elon Musk's Optical Rectumitis is so severe, he thinks he can build a space port on 2000 feet of mud in a hurricane prone river delta and get to Mars by 2030 with a spacecraft that has suffered several "unscheduled disintegrations", two in 2025 alone.
A trip to a grocery store, convenience store, or gas station for the sole purpose of buying an excessive amount of junk food and sugary drinks, usually with friends. A chud run often happens late at night and ends with everyone involved hating themselves afterwards.