Cryptic crossword clue
Blind partner and uncle dancing merengue ultimately is filth 9

The most common and most likely answer to this crossword clue is the 9 letter word EFFLUENCE

I've seen this crossword clue in The Guardian
E
F
F
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E


Buddy explains!

The straight part
We know that "filth" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case filth = effluence.
The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.
This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.

What does EFFLUENCE mean?

EFFLUENCE noun
  1. The process of flowing out.
  2. Something that flows out; the issue.

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