Related Clues:

• ''I don't think so''
• Sarcastic comment
• "Yeah, right!"
• Terse refusal
• Some tennis strokes
• "Not gonna happen"
• 'Ha!'
• "I don't think so"
• "Ixnay"
• "A likely story!"
• 'Get real!'
• Curt turndown
• Skeptical exclamation
• Sarcastic reply to an assurance
• 'That'll be the day!'