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.]