'Snakebird' definitions:

Definition of 'snakebird'

noun

Fish-eating bird of warm inland waters having a long flexible neck and slender sharp-pointed bill [syn: snakebird, anhinga, darter]

From: GCIDE

Snakebird \Snake"bird`\, n. [So named from its snakelike neck.] (Zool.)
1. Any one of four species of aquatic birds of the genus Anhinga or Plotus. They are allied to the gannets and cormorants, but have very long, slender, flexible necks, and sharp bills. [1913 Webster]
Note: The American species (Anhinga anhinga syn. {Plotus anhinga}) inhabits the Southern United States and tropical America; -- called also darter, and {water turkey}. The Asiatic species (Anhinga melanogaster) is native of Southern Asia and the East Indies. Two other species inhabit Africa and Australia respectively. [1913 Webster]
2. (Zool.) The wryneck. [1913 Webster]

From: GCIDE

Wryneck \Wry"neck\, n. (Med.) [1913 Webster]
1. A twisted or distorted neck; a deformity in which the neck is drawn to one side by a rigid contraction of one of the muscles of the neck; torticollis. [1913 Webster]
2. a person suffering from torticollis. [PJC]
3. (Zool.) Any one of several species of Old World birds of the genus Jynx or subfamily Jynginae, allied to the woodpeckers; especially, the common European species (Jynx torguilla); -- so called from its habit of turning the neck around in different directions. Called also cuckoo's mate, snakebird, summer bird, tonguebird, and writheneck. [1913 Webster +PJC]