Related Clues:

• Hissed "Yo!"
• Hushed 'Hey, you!'
• ''Hey, over here''
• Attention-getting cough
• Throat-clearer's word
• "I'd like to get a word in?"
• Polite way to interrupt someone
• ''Ahem!''
• ''Check this out!''
• Whispered ''Hey!''
• Secretive ''Hey, buddy!''
• 'Ummm, hello?'
• ''Beg pardon''
• Library attention getter
• Furtive attention-getter