This is the 11372nd most frequent Spanish word.
estercolero
A dung heap or a place filled with filth.
In this sentence, 'estercolero' refers to a literal manure heap, commonly used in agriculture to refer to a pile of animal waste used as fertilizer.
El campo se llenó de un intenso olor proveniente del estercolero cercano.
The field was filled with an intense smell coming from the nearby manure heap.
Here, 'estercolero' is used metaphorically to describe a place that is extremely untidy or dirty, comparing it to a manure heap for emphasis.
La habitación parecía un estercolero después de la fiesta.
The room looked like a mess after the party.
In this context, 'estercolero' is used figuratively to describe a place where negative behaviors or actions, such as corruption, are abundant, likening it to a source of foulness.