| unheard-of | |
| —adj | |
| 1. | previously unknown: an unheard-of actress |
| 2. | without precedent: an unheard-of treatment |
| 3. | highly offensive: unheard-of behaviour |
| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
| a scrap or morsel of food left at a meal. |