The most common and most likely answer to this crossword clue is the 10 letter word CUMMERBUND
I've seen this crossword clue in Independent
C
U
M
M
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B
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D
More clues leading to the result CUMMERBUND
Buddy explains!

The straight part
We know that "Band" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case band = cummerbund.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 CUMMERBUND mean?
CUMMERBUND noun- A broad sash, especially one that is pleated lengthwise and worn as an article of formal dress, as around a man's waist together with a tuxedo or dinner jacket.