Related Clues:

• "Keep dreaming"
• 'Unlikely!'
• ''Very doubtful!''
• 'Yeah, yeah'
• Expletive expressing doubt
• ''Dream on!''
• "Yeah, like that'll happen!"
• "Ri-i-ight!"
• Skeptic's reply
• 'Uh-huh, sure'
• ''Not likely!''
• "Yeah, whatever!"
• "Keep dreaming!"
• "I sincerely doubt that!"
• Sound of laughter or contempt