Related Clues:

• 'In your dreams!'
• Emphatic turndown
• "When pigs fly!"
• "Good grief!"
• "Not gonna happen"
• 'You can't be serious!'
• When pigs fly
• "I won't hear of it!"
• "Not a chance!"
• "Get out of town!"
• Flat turndown
• "In your dreams!"
• In no way
• Never!
• "Fat chance!"