bananaquit
Concise Oxford English Dictionary © 2008 Oxford University Press:
bananaquit /bəˈnɑːnəkwɪt/
▶noun a small grey and yellow songbird with a curved bill, common in the Caribbean and Central and South America. [Coereba flaveola.]
– origin C19: quit is of imitative origin.
'bananaquit' also found in these Oxford entries:

