Related Clues:
- 'Felix!'
- Boo queen's visit?
- Ring dropped by local act juggling gets disapproving whistle
- Some barracking unit in mews?
- Tom's shout showing disapproval
- Disapproving outcry as hospital leaves blanket
- Kitty's comment
- Animal sound in cut-off stable-yard?
- Bad act and more or less everybody could make it
- Endlessly hear everything, and express disapproval
- Sound from a 13-Across
- Kitten's "Got milk?"
- Kitty comment
- Litter call
- Rude cry