budg·er·i·gar 
(bŭjə-rē-gär′, bŭj′ə-rē-)
(bŭjə-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.
[Probably alteration of Kamilaroi (Pama-Nyungan language of northeast New South Wales) gijirrigaa.]
budgerigarMelopsittacus undulatus