Related Clues:

• Subtle alert
• Relative of ''ahem''
• Soft "Yo! Over here!"
• Self-congratulatory cry
• Furtive ''Yo!''
• Note passer's signal
• Mini-fanfare?
• Verbal flourish
• "Over there!"
• Head-turning sound
• Clandestine call
• 'Look, I did it!'
• Near-silent 'Hey!'
• 'Hey … you!'
• Word with there or lively