Related Clues:

• 'Fat chance!'
• When hell freezes over
• 'I don't think so'
• Defiant reply
• 'Nope!'
• Slangy negative
• Emphatic no
• 'When hell freezes over!'
• ''Absolutely not!''
• Not just 'no!'
• 'Nothin' doin'!'
• "Nope!"
• Emphatic refusal
• 'In your dreams!'
• Shout of disapproval