What is "blackpoll"

Blackpoll \Black"poll`\, n. [Black + poll head.] (Zo["o]l.) A warbler of the United States ( Dendroica striata).

n. A North American warbler, ''Dendroica striata'', the male of which has a black patch on its head

n. North American warbler having a black-and-white head [syn: Dendroica striate]