| Clue | Source | Date |
|---|---|---|
| Booing | ||
| This singer has absorbed such an audible sound of disapproval (7) | The Guardian Quiptic | 16 Mar 2025 |
| Booing %26 ... | ||
| Sound of summer lawns, in a Joni Mitchell album title | ||
| Sibilating | ||
| Expressing hatred (7) | ||
| The man's to vocalise, making a sibilant sound (7) | ||
| Sound of disapproval | The Washington Post | 01 Dec 2019 |
| Sound of disapproval | LA Times Daily | 01 Dec 2019 |
| Ominous jungle sound | ||
| Blowing off steam? | ||
| Sounding like a mad cat | ||
| Booing's accompaniment | ||
| Showing disapproval, in a way | ||
| Sound of disapproval | ||
| Audience reaction, at times |