| 1. | sad; miserable; wretched: Why is she so unhappy? |
| 2. | unfortunate; unlucky: an unhappy incident. |
| 3. | unfavorable; inauspicious: an unhappy omen. |
| 4. | infelicitous; unsuitable: an unhappy choice of words. |
| 5. | Archaic. causing trouble; reprehensible; troublesome. |