Related Clues:

• Obstacle to free speech?
• Sound from 9-Across
• Minimum amount
• Derisive sound
• Comics unit
• Comic's bit
• Throttle
• Have a good laugh
• Owl's comment
• Bit of horseplay
• Real knee-slapper
• Sound like Woodsy
• Prevent from talking
• Stifle
• Bit of comedy