Related Clues:

• ''Stop talking!''
• 'Shut your pie hole!'
• "Enough already!"
• Reaction to a big library volume?
• "No more!"
• 'Not so loud!'
• 'Keep it down'
• "Keep it down!"
• 'Shut your trap!'
• “Hush!”
• Usher's admonition
• 'This is a library!'
• Library admonition
• ''Not another word!''
• Finger-on-lips sound