Definition of galah
: an Australian cockatoo (Eolophus roseicapillus synonym Cacatua roseicapilla) that has the back, wings, and tail gray and the head and underparts various shades of rosy pink, that sometimes is a pest in wheat-growing areas, and that is often kept as a cage bird
From the M-W Editors
Origin and Etymology of galah
borrowed from Gamilaraay and Yuwaalaraay (Australian aboriginal languages of northern New South Wales) gilaa
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See words that rhyme with galah Britannica.com: Encyclopedia article about galah
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