Related Clues:

• Football-game start
• What can give you a heads-up?
• Random way to decide
• Decision aid
• Dispute settler, maybe
• What heads can come out of
• Several quarter turns?
• Fifty-fifty flip, or a hint to each starred answer's first four letters
• 50-50 flip
• FLIP
• When two fairly matched gamblers raced, it was a ..