Related Clues:
- React to a good act
- Mark time, in a way
- Shut noisily
- Boom alternative
- Take a paddle to
- Strike violently
- Express approval, in a way
- Pretentious, insincere language (with 5-Across)
- Curtain-call sound
- Clean erasers
- Show you liked the show
- Screen door sound
- Sudden noise
- Firecracker noise
- Noise of thunder