- any of several clumsy, flightless, extinct birds of the genera Raphus and Pezophaps, related to pigeons but about the size of a turkey, formerly inhabiting the islands of Mauritius, Réunion, and Rodriguez.
- a dull-witted, slow-reacting person.
- a person with old-fashioned, conservative, or outmoded ideas.
- a thing that is outmoded or obsolete.
- any flightless bird, esp Raphus cucullatus, of the recently extinct family Raphidae of Mauritius and adjacent islands: order Columbiformes (pigeons, etc). They had a hooked bill, short stout legs, and greyish plumage
- an intensely conservative or reactionary person who is unaware of changing fashions, ideas, etc
- (of a person or thing) irretrievably defunct or out of date
