Related Clues:

• Sibilant "Ahem!"
• "Over here!" sound
• Attention-getting noise
• It's attention-getting
• Oral interruption
• It may precede "Over here!"
• Sound before "Yeah, you!"
• Whispered exclamation
• ''Sorry to intrude . . .''
• [You've got a booger]
• 'Attention please ...'
• [Over here!]
• ("Hey you ...")
• 'Hey, over here!' hiss
• Low "Yo!"