| Clue | Source | Date |
|---|---|---|
| Signal-blocking device | New York Times | 26 Aug 2021 |
| Jack's replaced head of tool: it blocks signals | ||
| Madame in vessel, one causing a blockage | The Telegraph Cryptic | 20 Jan 2017 |
| Roller derby scorer | ||
| Wind follower? | ||
| Transmission blocker | ||
| Jazz musician, at times | ||
| Jazzman, at times | ||
| Jazzman, at times | ||
| Wind follower | ||
| Garbler of radio programs. |