Related Clues:

• Walter Scott title
• '___! Pass it on ... '
• Sibilant “Hey!”
• ''Wanna hear a secret?''
• Quiet 'Hey!'
• Title for Hopkins
• Terse letter opener
• Muffled ''Hey, you!''
• Discreet call
• Verbal elbow
• Surreptitious attention-getter
• Cry with a salute
• Business letter recipient?
• Call to attention?
• Hitchcock's title