Inflected forms: pl. do·does or do·dos 1. 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the island of Mauritius in the Indian Ocean, that has been extinct since the late 17th century. 2.Informal One who is out-of-date, as in dress or ideas. 3.Informal A stupid person; an idiot.
ETYMOLOGY:
Portuguese dodó, alteration of obsolete Dutch dodors : Dutch dot, tuft of feathers + obsolete Dutch ors, tail (from Middle Dutch ærs; see ors- in Appendix I).