Book, or a bishop, or a Pacific island (4,4)

I believe the answer is:

bora bora

'pacific island' is the definition.

'book or a bishop or a' is the wordplay.
'book' becomes 'b'.
'bishop' becomes 'b' (abbreviation used in chess).
'b'+'or'+'a'+'b'+'or'+'a'='BORA BORA'

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.