Watery (5)
'watery' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for runny that I've seen before include "too much liquid" , "Tending to flow" , "Flowing with ease" , "Of liquid consistency" , "More liquid than usual" .)
'watery' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for aqueous that I've seen before include "Containing water" , "Holding water" , "flooded with water?" , "Type of humour" , "Dissolved in water" .)