The most common and most likely answer to this crossword clue is the 5 letter word MURAL
I've seen this crossword clue in Independent
M
U
R
A
L
More clues leading to the result MURAL
- Picture held up by popular umpire
- Wall painting left on a strange backing
- Picture motorway over Russian river?
- Work on wall shows Frenchman going over Russian river
- Ponder making cut around artist’s wall painting
- Elevated lords and ladies left an artwork
- Right for all to see replacement for round wall painting
- Painting that’s rarely framed artist put in stack upside-down?
- Tail-ender dismissed by spinner, familiarly – ‘wally’?
- What’s drawn up Russian river by mule at first
Buddy explains!
The straight part
We know that "Work on wall" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case work on wall = mural.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 MURAL mean?
MURAL noun- A large painting, usually drawn on a wall.
- To create a mural.
- Of or relating to a wall; on, or in, or against a wall.
- Resembling a wall; perpendicular or steep.