Related Clues:

• I, for one
• One or two, e.g.
• 1, 2, or 3
• PIN part
• Toe or two
• See 7 Down
• Thumb, e.g.
• "Take note, man"
• ZIP code part
• XVI, for one
• XII, for one
• Finger or toe, e.g.
• One is one
• 1, 2 or a finger
• Middle finger, e.g.