The most common and most likely answer to this crossword clue is the 7 letter word MACADAM
I've seen this crossword clue in The Times
M
A
C
A
D
A
M
More clues leading to the result MACADAM
- Surface of river reflected man in garden
- Black material that's worn by drivers
- The Queen spoken to, having squashed rat that’s driven over
- Surface from which mistress catches a cold
- What’s on road round the bend by a river from the East?
- Pitch of the road
- Road surface in Scotland created by Seth, perhaps
- Two men together produce paving material
- Woman politely restraining cad on pavement
- Furious in the morning about a cold road surface
Buddy explains!

The straight part
We know that "Black material that's worn by drivers" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case black material that's worn by drivers = macadam.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 MACADAM mean?
MACADAM noun- The surface of a road consisting of layers of crushed stone (usually tar-coated for modern traffic).
- Any road or street.
- To cover or surface with macadam.