| Clue | Source | Date |
|---|---|---|
| Use when there are no better options, say | LA Times Daily | 20 Sep 2022 |
| Fall back on | The Washington Post | 17 Sep 2019 |
| Fall back on | LA Times Daily | 17 Sep 2019 |
| Fall back on | ||
| Fall back on, as in desperation | New York Times | 20 Dec 2015 |
| Fall back on, as in desperation | ||
| Employ as plan B | ||
| Employ as an alternate plan | ||
| Employ as a fallback | ||
| Utilize as a last recourse | ||
| Fall back on | ||
| Use as a last recourse | ||
| Have recourse |