The most common and most likely answer to this crossword clue is the 7 letter word MAILBAG
I've seen this crossword clue in The Daily Telegraph
M
A
I
L
B
A
G
More clues leading to the result MAILBAG
- Protective gear appropriate for post-holder
- Something sent down sewer produced
- Postholder’s speciality getting to the bottom of motorway trouble
- Result once of the functioning of the Dartmoor sewers
- Result of operation of prison sewer?
- Postholder stitched up by criminal
- Read out clue for ‘men’s accessory’ — how many letters does it have?
- It’s the sack for a public employee
- Rumoured fellow graduate, Girton’s top one will retain post
Buddy explains!
The straight part
We know that "one will retain post" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case one will retain post = mailbag.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 MAILBAG mean?
MAILBAG noun- A strong canvas bag used for the transportation of mail
- A smaller bag, slung from the shoulders, used for the delivery of mail