An accident on court? (5)

I believe the answer is:

smash

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

'an accident' is the definition.
(I know that smash is a type of collision)

I don't understand how the rest of the clue works.

Can you help me to learn more?

(Other definitions for smash that I've seen before include "Overhead tennis shot" , "defeat" , "Break completely" , "Ruin; big (success)" , "Break like a glass or cup" .)

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.