Cryptic crossword clue
Unacceptable person rendering song in public house 6

The most common and most likely answer to this crossword clue is the 6 letter word PARIAH

I've seen this crossword clue in Financial Times
P
A
R
I
A
H


Buddy explains!

The straight part
We know that "Unacceptable person" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case unacceptable person = pariah.
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 PARIAH mean?

PARIAH noun
  1. A person who is rejected from society or home; an outcast.
  2. A demographic group, species, or community that is generally despised.
  3. Someone in exile.
  4. A member of one of the oppressed social castes in India.

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