One of the mysteries of the English language finally explained.
The cockatoo Callocephalon fimbriatum of southeastern Australia, which has grey plumage, and the male of which has a red head and crest.
Mid 19th century; earliest use found in Charles Sturt (1795–1869), soldier and explorer in Australia. From Wiradhuri (central New South Wales region) gang gang, of imitative origin.
In this article we explore how to impress employers with a spot-on CV.