jerk - noun

an abrupt spasmodic movement

(mechanics) the rate of change of acceleration

meat (especially beef) cut in strips and dried in the sun

raising a weight from shoulder height to above the head by straightening the arms

a sudden abrupt pull

jerk - verb

• pull, or move with a sudden movement
• move with abrupt, seemingly uncontrolled motions
• make an uncontrolled, short, jerky motion
• jump vertically, with legs stiff and back arched
• throw or toss with a quick motion

jerk - thesaurus

buck   flick   hitch   jerking   jerky   jolt   saccade   tug   twitch   yank