They're of marginal significance around the country (7)
I believe the answer is:
borders
I'm afraid I can't explain this answer.
Can you help me to learn more?
(Other definitions for borders that I've seen before include "Decorative edges" , "Perimeters" , "Boundary lines" .)
I've seen this clue in the Evening Standard.
Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free.
Check out my app
or
learn more
about the Crossword Genius project.