### Clue: Reportedly heard no-good ostler in trial venue (9)
### Answer: COURTROOM 
 ### Explanation: Definition: trial venue
 **Homophone of**(Reportedly) "caught"(heard/picked up something said) + "groom"(ostler/one employed to groom/look after the horses of guests staying at an inn) **minus**(no-…) "g"(abbrev. for "good")