The most common and most likely answer to this crossword clue is the 8 letter word WAYFARER
I've seen this crossword clue in The Sunday Telegraph
W
A
Y
F
A
R
E
R
More clues leading to the result WAYFARER
- Consider more passable, say, for traveller
- Foot-traveller means to get on river
- One travelling much lighter, we hear
- Traveller that’s much less biased we hear
- Considerably finer and drier, reported one travelling on foot
- Traveller in cavalry finally to succeed in fighting
- Direction to get charge right for traveller
- Traveller may be weary, struggling over a great distance
- Traveller‘s manner gets lighter in conversation
- How the scales of justice should operate better, we hear, for traveller
Buddy explains!

The straight part
We know that "traveller" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case traveller = wayfarer.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 WAYFARER mean?
WAYFARER noun- A traveller, especially one on foot.
- A type of glasses, with pointed ends and rounded bottoms.