Related Clues:

• Position to fill
• Theme of the puzzle
• Token taker
• Vegas opening?
• Receptacle
• Schedule line
• Place for change
• 8:00-8:30, e.g., on a schedule
• Compartment
• Opening for a mail carrier
• Narrow opening
• Part of a jukebox
• Machine with a hole in it
• *Opening ... machine ... schedule
• Coin opening