Related Clues:

• 'I couldn't care less'
• "Not so great"
• 'I've seen better'
• Sound of indifference from pantomime horse
• "No big deal"
• 'Who cares'
• 'I'm underwhelmed'
• "No great shakes"
• Scoring low on the excite-o-meter
• Unimpressed utterance
• "Doesn't thrill me"
• Couple penning notes haven't a clue
• "Does nothing for me"
• 'I'm not overwhelmed'
• "Not so hot"