A large, extinct bird (Didus ineptus), formerly inhabiting the Island of Mauritius. It had short, half-fledged wings, like those of the ostrich, and a short neck and legs; -- called also dronte. It was related to the pigeons.
- A large, clumsy, flightless bird (Raphus cucullatus), formerly of the island of Mauritius in the Indian Ocean, that has been extinct since the late 17th century.
- Informal One who is out-of-date, as in dress or ideas.
- Informal A stupid person; an idiot.