Related Clues:

• Noise used to attract attention
• Snap one's fingers at, ultimately — that'll attract attention
• Utterance of mild disapproval
• On reflection, not all patient's spots call for attention
• Rider's way to attract attention, making this sound?
• Noise to attract attention
• Notice me polishing small silver tray for starters
• Attention-seeking noise
• Here, furtively, is ship entering port
• Quiet attention seeker stops stealing bottles
• "Excuse me!"
• Quieter "Looky here!"
• Throat-clearer
• "Hey ... over here!"
• "Excuse me ... "