Girl of the month (3)

I believe the answer is:

jan

I believe this is a double definition.

'girl' is the first definition.

'the month' is the second definition.
(Jan is short for January)

'of' acts as a link.

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.