Related Clues:

• Out there, a bit
• Out there
• Like 1 or 7
• 'That's ___ ...'
• Strikingly strange and unusual
• Freakish
• Quite strange
• Unpaired
• Buffoonish
• Like Al Yankovic
• Missing a few marbles
• Kind of duck
• Like all primes but one
• Lacking a match
• Atypical