jerk /ˈʤɝk/
  性情古怪的人,急拉,肌肉抽搐,牛肉乾(vi.)痙攣,急拉,急推(vt.)猛拉
  jerk /ˈʤɝk/ 名詞
  Jerk, n.
  1.  A short, sudden pull, thrust, push, twitch, jolt, shake, or similar motion.
     His jade gave him a jerk.   --B. Jonson.
  2.  A sudden start or spring.
     Lobsters . . . swim backwards by jerks  or springs.   --Grew.
  ◄ ►
  Jerk v. t.  To cut into long slices or strips and dry in the sun; as, to jerk beef. See Charqui.
  Jerk, v. t.  [imp. & p. p. Jerked p. pr. & vb. n. Jerking.]
  1.  To beat; to strike. [Obs.]
  2.  To give a quick and suddenly arrested thrust, push, pull, or twist, to; to yerk; as, to jerk one with the elbow; to jerk a coat off.
  3.  To throw with a quick and suddenly arrested motion of the hand; as, to jerk a stone.
  Jerk, v. i.
  1.  To make a sudden motion; to move with a start, or by starts.
  2.  To flout with contempt.
  jerk
       n 1: a dull stupid fatuous person [syn: dork]
       2: an abrupt spasmodic movement [syn: jerking, jolt]
       3: (mechanics) the rate of change of velocity [syn: rate of
          acceleration]
       4: a sudden abrupt pull [syn: tug]
       v 1: pull, or move with a sudden movement; "He turned the handle
            and jerked the door open" [syn: yank]
       2: move with abrupt, seemingly uncontrolled motions; "The
          patient's legs were jerkings" [syn: twitch]
       3: make an uncontrolled, short, jerky motion; "his face is
          twitching" [syn: twitch]
       4: jump vertically, with legs stiff and back arched; "the yung
          filly bucked" [syn: buck, hitch]
       5: throw or toss with a quick motion; "flick a piece of paper
          across the table"; "jerk his head" [syn: flick]