Related Clues:

• ''When pigs fly!''
• 'Not in a million years!'
• 'Ain't gonna happen'
• ''In your dreams!''
• "Forget it!"
• ''Forget it!''
• ''Not at all,'' vernacularly
• Dismissive exclamation
• At all, slangily
• 'Impossible!'
• Not at all, in dialect
• With zero chance, informally
• ''Ain't gonna happen!''
• 'Ain't gonna happen!'
• Not by a long shot