The most common and most likely answer to this crossword clue is the 9 letter word BOULEVARD
I've seen this crossword clue in The Guardian
B
O
U
L
E
V
A
R
D
More clues leading to the result BOULEVARD
- Laboured badly crossing very wide city street
- Black couple to protect composer reversing in road
- Louvre — bad design, or the French way?
- Awfully bad lover hugs you the French way
- Street poet outside old university getting money from Bulgaria
- Composer, upper-class, turned up in person in street
- Frenchman’s game incomplete very near a road, one in Paris
- Bouncy, half-cut barman turns and departs for walk
- Person touring university with revolutionary French composer in street
Buddy explains!

The straight part
We know that "French way" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case french way = boulevard.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 BOULEVARD mean?
BOULEVARD noun- A broad, well-paved and landscaped thoroughfare.
- The landscaping on the sides of a boulevard or other thoroughfare.