intr.v. 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.
n.1. A jittering movement; a tic.
2. jitters A fit of nervousness. Often used with the.
3. a. An unwanted variation in an electronic or optical signal.
b. An unwanted variation in the arrival times of a sequence of data packets over a digital network.