Drainage water (3-3)
I believe the answer is:
run-off
(Other definitions for run-off that I've seen before include "Draining of rainfall from an area" , "Further contest to decide a tie" .)
I've seen this clue in The Sun.
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.