### Clue: Solution in tub for women kept by vampire-slayer? (9)
### Answer: BATHWATER 
 ### Explanation: Definition: Solution in tub
  W($$w$$omen) **contained in**(kept by) BAT HATER{whimsical description of a vampire(bat)-slayer}
Defn:  I guess it's not just (tap)water in the bath tub, but a solution of added salts, and what else.