1. [n]  an abrupt spasmodic movement
2. [n]  a sudden impact; "the door closed with a jolt"
3. [v]  disturb (someone's) composure; "The audience was jolted by the play"
4. [v]  move or cause to move with a sudden jerky motion

1. \Jolt\ (j[=o]lt), v. i. [imp. & p. p. {Jolted}; p. pr. &
   vb. n. Jolting.] [Prob. fr. jole, joll, jowl, and originally
   meaning, to knock on the head. See {Jowl}.]
   To shake with short, abrupt risings and fallings, as a
   carriage moving on rough ground; as, the coach jolts.
   

2. \Jolt\, v. t.
   To cause to shake with a sudden up and down motion, as in a
   carriage going over rough ground, or on a high-trotting
   horse; as, the horse jolts the rider; fast driving jolts the
   carriage and the passengers.
   

3. \Jolt\, n.
   A sudden shock or jerk; a jolting motion, as in a carriage
   moving over rough ground.
         The first jolt had like to have shaken me out. --Swift.
   

Java Open Language Toolkit