Related Clues:
- ''Put a sock in it!''
- "That's enough from you!"
- Warning that often precedes 17-, 30-, 49- and 65-Across
- Quiet please
- Gag order?
- 'Not a word!'
- 'No noise!'
- (Call for) quiet
- Make (someone) quiet
- Noiselessness
- Even parts of The South turned calm
- Theater sound
- Theater reproof
- Silencer's sound
- Librarian's rebuke