A black dog is a frequent flyer (9)

I believe the answer is:

jetsetter

I'm a little stuck... Click here to teach me more about this clue!

'a frequent flyer' is the definition.
I don't know anything about this answer so I cannot tell whether it can be defined by this definition.

'a black dog' is the wordplay.
'a black' becomes 'jet' (jet black is a kind of black).
'dog' becomes 'setter' (setter is a type of dog).
'jet'+'setter'='JETSETTER'

'is' is the link.

Can you help me to learn more?

I've seen this clue in The Daily Express.

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.