UNHAP'PY, adjective 1. Unfortunate; unlucky. He has been unhappy in his choice of a partner. Affairs have taken an unhappy turn. 2. Not happy; in a degree miserable or wretched. She is unhappy in her marriage. Children sometimes render their parents unhappy 3. Evil; calamitous; marked by infelicity; as an unhappy day. This unhappy morn. 4. Mischievous; irregular.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI