The most common and most likely answer to this crossword clue is the 7 letter word INGRAIN
I've seen this crossword clue in The Daily Telegraph
I
N
G
R
A
I
N
More clues leading to the result INGRAIN
- Fix shower after showering without shower
- At home with strong drink artist is in fix
- Root engulfed by driving rainfall
- Fix every second of six ‘Nigeria’ signs
- Some chasing rainbows to fix colour
- Firmly fix in the middle of menacing rainstorm
- Soak in driving rainstorm
- Create an impression with fashionable pattern
- Flipping raining around drive home
- Blooming raining around drive home
Buddy explains!

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 INGRAIN mean?
INGRAIN noun- An ingrain fabric, such as a carpet.
- To dye with a fast or lasting colour.
- To make (something) deeply part of something else.
- Dyed with grain, or kermes.
- Dyed before manufacture; said of the material of a textile fabric; hence, in general, thoroughly inwrought; forming an essential part of the substance.