The word "cesspool" refers to a dirty and unpleasant place or situation, often used metaphorically to describe a situation full of corruption, vice, or disgusting behavior. Full definition
If they are to continue, charter schools need to be better regulated so that they don't become cesspools of corruption. (shondaland.com)
In the first half of the 20th century, toxic waste collected in cesspools, or was dumped in rivers or poured onto fields. (scientificamerican.com)
What keeps even mediocre lawmakers returning to office year after year is a river of money that flows into cesspools of campaign cash. (timesunion.com)