Related Clues:

• Conversation piece?
• 'How's that again?'
• "Howdy!"
• Cry of surprise
• Cabbie's question
• What Satchmo said to Dolly
• Name-tag word
• Word of greeting
• "Greetings!"
• 'Howdy!'
• ''What have we here!''
• Cabby's question
• Phone greeting
• 'What's this?'
• Ring response