Related Clues:

• ''Ain't happening!''
• 'Uh uh'
• "Negatory!"
• Gary Cooper's refusal to work in Tyneside
• Denial honest, then back to front
• "Don't reckon so"
• ''I'll pass''
• No (gruffly)
• "Ain't gonna happen!"
• "Guess again"
• ''I don' wanna!''
• In a bad way with back? That sounds very sceptical indeed (1'2,3)
• Skeptic's response
• "Nuh-uh"
• 'Uh-huh, sure'