Possible Clues:

• How impure can a judge be?
• A field judge in circket
• Kind of referee as in cricket
• A cricket referee
• A man of decision
• Referee raised indignation, admitting Millwall's header
• Sort of a judge - i.e., rump of one
• Adjudicator
• Adjudicator in games such as cricket, tennis etc
• Official, corrupt, swapping a couple of elements