Related Clues:
- Librarian's rebuke
- Silence!
- A sound for silence
- 'Stop chewing on that goddamn apple
- Finger-to-lips sound
- 'Put a cork in it!'
- "Quit complaining!"
- 'I'm trying to watch 'The Force Awakens' here, shut up!'
- 'Ahem' subtext, maybe
- When doubled, on the DL
- 'Quit talking!'
- 'Hey, I want to listen here!'
- Sudden silence
- Restraining order of a sort
- Admonition in a movie theater