Possible Clues:

• Wickets are prepared here, eg four
• Old fogey bashed by soldiers in training?
• Adjust place where 2, say, sits on board
• See 21
• Above board
• Old-fashioned sort of 16 across, feature of 10 or 6
• Old-fashioned � like some rings that aren't circular
• - Leg; - meal; - root
• Four-sided regular polygon
• Meal type