Pour water on (5)
I believe the answer is:
rinse
(Other definitions for rinse that I've seen before include "Sluice" , "blue one on top?" , "Hair preparation" , "Wash - siren (anag)" , "Flush" .)
I believe the answer is:
rinse
(Other definitions for rinse that I've seen before include "Sluice" , "blue one on top?" , "Hair preparation" , "Wash - siren (anag)" , "Flush" .)