Related Clues:

• 'It's not that exciting'
• Word often uttered with a shrug
• What the clueless have?
• Unhelpful answer
• “Ya got me”
• Unenthusiastic response
• "If you say so"
• 'How should I know?'
• ''Got me!''
• ''I'm stumped!''
• "No idea"
• 'Haven't the foggiest'
• "Search me!"
• 'Perhaps ...'
• 'Whatevs'