Related Clues:

• Remote likelihood
• "Nope"
• "Not a chance!"
• "Forget about it!"
• In no way
• "Fat chance!"
• Not even remotely
• 'Unh-unh'
• "Not on your life!"
• 'Forget about it!'
• Emphatic rejection
• Impossibly, informally
• ''When pigs fly!''
• 'Sorry, Charlie'
• Not in a million years