Related Clues:

• 12:00 in the daytime
• When the sun is highest
• A number to and fro with hands up?
• 12 o'clock high
• See 8
• Time for the daily dozen?
• High time to go forward in agreement, I agree
• The time when nobody is stopped short
• Small number performing for 24 hours - 12 in fact
• Refusal to start on time
• When hands go up, so might the answer
• 12's agreement retaining other number's agreement
• Half this time?
• A time when there are most strikes?
• … twice each way