Related Clues:

• 'Nuts!'
• 'Uh-huh'
• 'Phooey!'
• Slangy approval
• 'Darn!'
• Cynic's retort
• See 50-Across
• 'Forget it!'
• Scrooge's cry
• See 12-Down
• 'You betcha!'
• 'Oh, sure'
• Cousin of 'Phooey!'
• 'Ugh!'
• Old-fashioned 'Phooey!'