Related Clues:

• Hand unit
• I for Claudius
• A single
• It's the loneliest number
• Two halves
• Finish on top
• Letterless phone number
• Till bill, perhaps
• I might stand for it
• Humorous sort
• Greenback
• Part of a New Year's Eve countdown
• Ace, for one
• Part of a deck
• Partner of all