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
see also:
jynx jynginae jynx torguilla cuckoo's mate snakebird summer bird 
tonguebird writheneck