Related Clues:

• "Don't ask me!"
• ''Got no clue!''
• "I'm stumped!"
• Words said with a shrug
• '[shrug]'
• "Not a clue!"
• 'I dunno'
• Verbal shrug
• "No clue"
• "Got me"
• "Search me"
• "Haven't the foggiest"
• 'Your guess is as good as mine'
• ''That's tough!''
• "I have no idea"