Related Clues:

• Pessimist's reply
• 'Nothin' doin'!'
• "Nope!"
• ''Nah''
• ''No dice!''
• 'Impossible'
• Quitter's cry
• 'No way'
• Nope
• Terse refusal
• 'Not true!'
• "Not gonna happen"
• Terse turndown to an invitation
• "I don't think so"
• Curt turndown