The most common and most likely answer to this crossword clue is the 7 letter word ORLEANS
O
R
L
E
A
N
S
More clues leading to the result ORLEANS
- Soldiers taking area in French town and city
- Earl and son wandering in French city
- Loire city lists other ranks first
- Soldiers list second site of English defeat
- River bank in very large city in France
- City in France or area in town there
- One politician leaving impersonal, sprawling French city
- It could be Arles? No, another French city
- Salerno a French city? Could be!
- European city banks after gold
Buddy explains!

The straight part
We know that "French city" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case french city = orleans.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.