DICT.TW Dictionary Taiwan

 Yerk v. t. [imp. & p. p. Yerked p. pr. & vb. n. Yerking.]
 1. To throw or thrust with a sudden, smart movement; to kick or strike suddenly; to jerk.
 Their wounded steeds . . .
 Yerk out their armed heels at their dead masters.   --Shak.
 2. To strike or lash with a whip.  [Obs. or Scot.]