Related Clues:

• Said 'one club,' e.g.
• Tourna-ment format
• Made the first move
• Admitting customers
• Neon sign word
• Start the business day
• Opposite of 1-Across
• Go first
• Unconcealed
• Make the first bid
• Come-one, come-all competition
• Not taken
• Debuted
• File command
• Undid