Origin: 1840–50; perh. misrepresentation of Kamilaroi or Yuwaalaraay (Austral Aboriginal language of N New South Wales) gijirrigā (perh. gijirr yellow or small + gā head)
budg·er·i·gar (bŭj'ə-rē-gär', bŭj'ə-rē'-) n. A parakeet (Melopsittacus undulatus) native to Australia and having green, yellow, or blue plumage. It is a popular cage bird bred in a variety of colors not found in wild populations. Also called shell parakeet.
[Probably alteration of Kamilaroi (Aboriginal language of southeast Australia) gijirrigaa.]