Related Clues:

• Hard to explain
• See 127 Across
• Not ordinary
• ___ ZERO
• Queer
• Erroneous
• Out of alignment
• Like 1 or 11
• Not the norm
• Occasional, as a job
• ''The ___ Couple''
• Out of the norm
• Different from what's expected
• "Not so!"
• Like Simon's ''Couple''