Related Clues:

• Hit 1992 U2 'single'
• Blood measure
• Inch, foot or yard
• Squad, e.g.
• A hand for Morticia?
• Small note
• Pre-blastoff number
• Die's lowest
• Part of a group
• Foot, say
• The 'U' in 21-Down
• What two heads are better than
• Btu part
• A mile or a minute, perhaps
• "A Chorus Line" number