| Clue | Source | Date |
|---|---|---|
| Many a semi | LA Times Daily | 07 Aug 2021 |
| Many a semi | The Washington Post | 07 Aug 2021 |
| Semi | New York Times | 03 Jan 2021 |
| Interstate rumbler | The Washington Post | 03 Nov 2017 |
| Interstate rumbler | LA Times Daily | 03 Nov 2017 |
| Truck-stop stopper | Newsday | 15 Sep 2017 |
| Interstate rumbler | ||
| Rest stop sight | ||
| Weigh-station stopper | ||
| 18-wheeler | ||
| Eighteen-wheeler | ||
| Eighteen-wheeler | ||
| Oversized semi | ||
| Rest stop sight | ||
| Semi |