The most common and most likely answer to this crossword clue is the 9 letter word HEMINGWAY
H
E
M
I
N
G
W
A
Y
More clues leading to the result HEMINGWAY
- Writer‘s block getting worse? Initially, yes
- Author sees ambassador on road touring China
- Writer‘s block, age-weary every now and again
- That man on pottery course is an author
- Writer requiring pen and good technique
- Writer sees them sing away, though heads are dropping
- Why Enigma Variation writer isn’t Elgar
- Novelist keeping pottery in quarters during literary festival
- Women extremely happy to get involved with Enigma author
Buddy explains!

The straight part
We know that "Writer" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case writer = hemingway.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.