The most common and most likely answer to this crossword clue is the 11 letter word FASHIONABLE
F
A
S
H
I
O
N
A
B
L
E
More clues leading to the result FASHIONABLE
- Popular tale about quiet Hebridean island
- In a hole if ban’s set in motion
- Popular legend maintaining Noah is at sea
- Popular myth surrounds quiet Scottish island
- Popular tale about Australian girl draws one in
- In fiction, capturing quiet Scottish island
- In a flash, one bit endlessly fractured
- Current, cool or hot
- In a basin, hole fixed by fingers, initially
Buddy explains!

The straight part
We know that "In" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case in = fashionable.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 FASHIONABLE mean?
FASHIONABLE noun- A fashionable person; a fop
- Characteristic of or influenced by a current popular trend or style.
- Established or favoured by custom or use; current; prevailing at a particular time.
- Genteel; well-bred