definition of
[whiplash]

[1] #1 whiplash n. [whiplash injury] an injury to the neck (the cervical vertebrae) resulting from rapid acceleration or deceleration (as in an automobile accident). wn

[2] #2 whiplash n. [whip, lash] a quick blow delivered with a whip or whiplike object; "the whip raised a red welt". wn