/ ˈsespɪt; NAmE / (also cess·pool / ˈsespuːl; NAmE /) noun
1.
a covered hole or container in the ground for collecting waste from a building, especially from the toilets
2.
a place where dishonest or immoral people gather :
a cesspit of corruption
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WORD ORIGIN
mid 19th cent.: from cess (the supposed base of cesspool) + pit large hole in the ground .