The most common and most likely answer to this crossword clue is the 7 letter word RAIMENT
I've seen this crossword clue in The Times
R
A
I
M
E
N
T
More clues leading to the result RAIMENT
- Clothing no longer right for fine people to wear
- Clothing torn to pieces when keeping goal
- First-class male in torn clothing
- First-class workers in extremely robust clothing
- Goal to cut monthly outgoing for clothing
- Intention to participate in regular payment for clothing
- Object in torn clothing
- Try to get into torn dress
- Clothing torn catching train
- Plan to stitch together torn dress
Buddy explains!

The straight part
We know that "dress" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case dress = raiment.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 RAIMENT mean?
RAIMENT noun- Clothing, garments, dress, material.