### Clue: Member brought to anger by posh Lord's official? (6)
### Answer: UMPIRE 
 ### Explanation: Definition: Lord's official
 [MP(abbrev. for "Member of Parliament") **plus**(brought to) IRE(anger/rage)] **placed after**(by) U(uupper-class/posh).
Defn: …, Lord's cricket ground that is.