Crossword Genius

One in favour of the UK trying to go it alone (8)

Ross

I believe the answer is:

brexiter

(Another definition for brexiter that I've seen is " Leave person".)

I've seen this clue in The Guardian.
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.