Related Clues:

• 'Hey you--over here!'
• Guttural "Psst!"
• Relative of 'psst'
• It's often spoken with one hand at the edge of one's mouth
• "Um, excuse me . . ."
• 'If I might say something...'
• Throat-clearer's sound
• Don't tell anyone bishop's stashing bottles
• Covert 'Hey!'
• Cheater's sound at test time
• Secretive "Check this out!"
• "If I could get a word in . . ."
• Interjection to attract someone's attention without alerting others
• Whispered "yoo-hoo"
• Whisper for attention