The most common and most likely answer to this crossword clue is the 18 letter word MIDDLE-OF-THE-ROAD
M
I
D
D
L
E
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O
F
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T
H
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R
O
A
D
More clues leading to the result MIDDLE-OF-THE-ROAD
- Music genre in which White Lines might sit?
- Boring way to describe Reading?
- . Hero A, avoiding political extremes?
- Safe place for dangerous drivers?
- Ordinary place for a traffic island
- Average hog’s infuriating position?
- Possibly the safest course for non-pedestrians
- Moderate drivers may go over it
- Idol, notice, following heart, frequently extreme? Far from it
- Hitler mood faded to become politically moderate
Buddy explains!

The straight part
We know that "Ordinary/place for a traffic island" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case ordinary/place for a traffic island = middle-of-the-road.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 MIDDLE-OF-THE-ROAD mean?
MIDDLE-OF-THE-ROAD adjective- Having a centrist attitude or philosophy; not extreme, especially politically.
- Of a type of melodic popular music that has wide appeal.