Topsoil - it's removed by Kitty (4)

I believe the answer is:

pool

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

'kitty' is the definition.
(I know that kitty can be written as pool)

I can't explain the remainder of the clue.

(Other definitions for pool that I've seen before include "American game resembling snooker" , "found in watery location" , "Ball game - piece of water" , "Game; patch of liquid" , "Game; common supply" .)

I've seen this clue in The Irish Times.

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.