Related Clues:

• Sound of impatience
• ''You there''
• Ear-grabbing sound
• ''Want to hear a secret?''
• Cry for attention
• ''Pardon me''
• ''Might I add a word?''
• Polite interrupter
• 'Pardon'
• Hushed "Hey you!"
• [I'm talking here . . .]
• Guttural utterance
• 'Hey, over here ...'
• 'Your slip is showing'
• Meaning of a meaningful cough