Related Clues:

• Informal greeting
• 'Look over here!'
• ''Watch it!''
• Across-the-room call
• ''Over here!''
• 'What's the idea?!'
• Attention getter
• "Watch it, buster!"
• Attention-getting shout
• 'Wait a minute!'
• Call for attention
• 'Stop right there!'
• ''Hold on there!''
• ''You, there!''
• Conversation opener