The most common and most likely answer to this crossword clue is the 10 letter word FISHMONGER
F
I
S
H
M
O
N
G
E
R
More clues leading to the result FISHMONGER
- Sole trader on the 24?
- Handler of sea creatures mistreated his frogmen
- Trader‘s quiet with little time to keep in touch
- Klutz gets in processed seafood — from him?
- Sole supplier?
- Quiet method of working brought in to identify tradesman
- Toy with protecting wings from Salah – Mo’s one who could handle sweeper
Buddy explains!

The straight part
We know that "him" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case him = fishmonger.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 FISHMONGER mean?
FISHMONGER noun- A person who sells fish.
- A fishmonger's, a fishmonger's shop: a shop that sells fish.
- A pimp.