The most common and most likely answer to this crossword clue is the 7 letter word WASTREL
I've seen this crossword clue in The Daily Telegraph
W
A
S
T
R
E
L
More clues leading to the result WASTREL
- Ne'er-do-well king borne in litter by learner
- Refinement of Walter Scott’s prime ne’er-do-well
- Spendthrift Walter’s reformed
- Left water spraying across sunlounger
- Ne’er-do-well used to be lively revolutionary America expelled
- Layabout was on line after time
- Good-for-nothing backed police to frame pious person, heartless rogue
- Walter’s profligate good-for-nothing
- Walter’s terrible idler
- Spendthrift wife alters when broke
Buddy explains!
The straight part
We know that "idler" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case idler = wastrel.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 WASTREL mean?
WASTREL noun- One who is profligate, who wastes time or resources extravagantly.
- A neglected child.
- Refuse; rubbish.