joltdʒoʊlt(v.t.)

1. to cause to move by or as if by sudden rough jerks or bumps; shake up roughly.

2. to knock sharply so as to move or dislodge; jar.

3. to shock or startle.

4. to bring to a specified state sharply or abruptly:

   to jolt someone into awareness.

5. to interfere with, esp. in a rough manner.

6. (v.i.)to move with a sharp jerk or a series of sharp jerks.

7. (n.)a jolting movement or blow.

8. a psychological shock.

9. a sudden, unexpected setback.

10. a bracing dose of something:

    a jolt of whiskey.

Origin of jolt:

1590–1600; b. jot to jolt and joll to bump, both now dial.

jolt′ing•ly(adv.)