The most common and most likely answer to this crossword clue is the 8 letter word PLUMBERS
P
L
U
M
B
E
R
S
Buddy explains!
The straight part
We know that "Repairmen" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case repairmen = plumbers.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 PLUMBERS mean?
PLUMBERS noun- One who works in or with lead.
- One who furnishes, fits, and repairs pipes and other apparatus for the conveyance of water, gas, or drainage.
- A person who investigates or prevents leaks of information
- In the Royal Navy, an apprentice, a boy aged 16 to 18, who is trained in technical skills at the Dockyard Schools to become an artificer.
- A urologist.