The most common and most likely answer to this crossword clue is the 5 letter word LUTEÂ
I've seen this crossword clue in The Guardian
L
U
T
E
Â
Buddy explains!

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 LUTEÂ mean?
LUTEÂ noun- A fretted stringed instrument of European origin, similar to the guitar, having a bowl-shaped body or soundbox; any of a wide variety of chordophones with a pear-shaped body and a neck whose upper surface is in the same plane as the soundboard, with strings along the neck and parallel to the soundboard.
- To play on a lute, or as if on a lute.
- Thick sticky clay or cement used to close up a hole or gap, especially to make something air-tight.
- A packing ring, as of rubber, for fruit jars, etc.
- (brickmaking) A straight-edged piece of wood for striking off superfluous clay from earth.
- To fix or fasten something with lute.