Related Clues:

• 'Nuts!'
• Word of reproach
• Old-style interjection
• 'Phooey!'
• 'Darn!'
• Cynic's retort
• See 50-Across
• 'Forget it!'
• 'Yuck!'
• Scrooge's cry
• 'E-w-w-w!'
• 'Ptui!'
• 'That's disgusting!'
• 'That's awful!'
• Cousin of 'Phooey!'