mexican dump cake
When a toilet is clogged with poop and toilet paper, but people keep using it and adding to the poop clog untill it fills the bowl.
What's wrong, Billy? I thought you were going to use the bathroom?
Billy: Well, golly I was, but there's already a big 'ol Mexican dump cake in the toilet.
Billy: Well, golly I was, but there's already a big 'ol Mexican dump cake in the toilet.