|1.||a quick lash or stroke of a whip or like that of a whip|
|2.||med See whiplash injury|
|informal med Technical name: hyperextension-hyperflexion injury any injury to the neck resulting from a sudden thrusting forwards and snapping back of the unsupported head|
whiplash whip·lash (wĭp'lāsh')
whiplash injury n.
A hyperextension-hyperflexion injury to the cervical spine caused by an abrupt jerking movement of the head, either in a backward or forward direction.