Related Clues:

• 'Skip it'
• 'Ain't happenin''
• 'I don't reckon'
• "Not happenin'"
• 'Ri-i-i-ight ...'
• ''Ain't gonna happen''
• "I'm good"
• Casual refusal ... and, another way, a hint to this puzzle's four longest answers
• 'That ain't gonna work'
• 'Doesn't surprise me a bit!'
• "Nah, I don't think so"
• 'Nuh-uh!'
• Nope relative
• 'That ain't right'
• 'No can do'