jitter

(jitər)

noun

an unsteady condition in which there are many small, rapid movements

intransitive verb

  1. to be unsteady with many small, rapid movements
  2. Informal to be nervous; have the jitters; fidget

See jitter in American Heritage Dictionary 4

intransitive verb jit·tered, jit·ter·ing, jit·ters
  1. To be nervous or uneasy; fidget.
  2. To make small quick jumpy movements. The pictures on the wall jitter whenever a truck drives by.
noun
  1. A jittering movement; a tic.
  2. jitters A fit of nervousness. Often used with the.

Origin:

Origin: Perhaps alteration of chitter

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