Related Clues:

• Unactivated
• Not working today
• Lacking a partner
• Unmatched, as a sock
• See 57 Down
• With 9-Down, like some interviews
• Camping spray
• Matchless, e.g.
• Unlike 666
• The ''O'' in OTB
• Away from work
• Command to a pooch on a couch, maybe
• At the expense of
• Like all but one prime
• Prompting a 'hmm,' perhaps