Related Clues:

• Not one at all
• Nothing, nil
• Cipher for nothing
• Nought
• Not any sort of neon
• Not one thing
• Nought, the figure 0
• Nought, nil
• This could give you 27 acrossin a seedy setting
• No need to return after 32 across, you may say
• Of negus with this Gus wouldn't have any at all
• Thus nobody could be without a start for 20 down
• N ought to do for this
• 5 down
• O, that's it!