Crossword Genius

Driving age (9)

Ross

I believe the answer is:

seventeen

(Other definitions for seventeen that I've seen before include "Cardinal number" , "Age when full driving licence can be obtained" , "next clue" , "Quite a few" , "odd number" .)

I've seen this clue in The Mirror.
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.