Meaning

noun a woman who wears clothes to display fashions

noun a life-size dummy used to display clothes

noun any of numerous small bright-colored birds of Central America and South America having short bills and elaborate courtship behavior

originGenerally thought to derive, like manikin, from Middle Dutch mannekijn. Compare French manakin, German Manakin. Doublet of manikin and mannequin.

Etymology from Wiktionary, CC BY-SA 3.0