Webster's 1913 Dictionary
DRONGO
Dron "go, n.; pl. Drongos (. (Zoöl.)
Defn: A passerine bird of the family Dicruridæ. They are usually black with a deeply forked tail. They are natives of Asia, Africa, and Australia; -- called also drongo shrikes.
New American Oxford Dictionary
drongo
drongo |ˈdrɒŋgəʊ | ▶noun ( pl. drongos or drongoes ) 1 a songbird with glossy black plumage and typically a long forked tail and a crest, found in Africa, southern Asia, and Australia. ●Family Dicruridae and genus Dicrurus: several species. 2 informal, chiefly Austral. /NZ a stupid or incompetent person. ORIGIN mid 19th cent.: from Malagasy. Sense 2 is said to be from the name of an Australian racehorse of the 1920s which consistently finished last or near last.
Oxford Dictionary
drongo
drongo |ˈdrɒŋgəʊ | ▶noun ( pl. drongos or drongoes ) 1 a songbird with glossy black plumage and typically a long forked tail and a crest, found in Africa, southern Asia, and Australia. ●Family Dicruridae and genus Dicrurus: several species. 2 informal, chiefly Austral. /NZ a stupid or incompetent person. ORIGIN mid 19th cent.: from Malagasy. Sense 2 is said to be from the name of an Australian racehorse of the 1920s which consistently finished last or near last.
The Wordsmith Dictionary