What is a cesspool?

Question

Are they bad and why?

Answer 1

1.  A covered hole or pit for receiving drainage or sewage, as from a house.

2. A filthy, disgusting, or morally corrupt place.

Yes, they are bad...as evidenced by the definition.

If someone called you a cesspool of anything, then that was not a compliment.

Answer 2

My neighbors living conditions and their property lol

Answer 3

A place where sewage is held; a cesspit; A filthy place