Related Clues:

• Trip odometer feature
• "Start over" button
• Button on many a radio
• Put back to 0000, say
• You might hit it if you're tired
• PC button
• Catch some winks
• ''Fall back'' function
• Roll back to zero, e.g.
• Appliance button, perhaps
• Turmed back, in a way
• Adjust an odometer
• Program, perhaps
• Real bore
• Adjust the chronometer, e.g.