One who runs into a bathroom and loudly Defecates.
You are only a toilet Taliban if you rush into the toilet, and your poop is audibly loud.
Subject one has just dined at Taco Bell. His bowels are furious and he rushes to the restroom. Opon arrival the remnants of two enchiritos and a soft drink burst forth from his rectum with a retort that was heard throughout the restaraunt. The FBI reported him as a toilet Taliban.