The most common and most likely answer to this crossword clue is the 5 letter word REBUS
I've seen this crossword clue in Independent
R
E
B
U
S
More clues leading to the result REBUS
- Puzzle concerning naval vessel turning over
- Puzzle about public transport
- Turns back, having no time for puzzle
- Puzzle book used principally during short holiday
- Puzzle about boat’s return
- Ultimately joyous, supremely uplifting puzzle
- Policeman‘s a poser in pictures
- Puzzle solver
- Lesson for detective
- Puzzle in south chasing westbound taxi provider
Buddy explains!

The straight part
We know that "Puzzle/ solver resident in 10?" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case puzzle/ solver resident in 10? = rebus.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 REBUS mean?
REBUS noun- A kind of word puzzle which uses pictures to represent words or parts of words.
- A pictorial suggestion on a coat of arms of the name of the person to whom it belongs.
- To mark or indicate by a rebus.