Definitions for jitterˈdʒɪt ər
Random House Webster's College Dictionary
the act or the condition of a person or thing that jitters.
jitters, a feeling of fright or uneasiness (usu. prec. by the):
to get the jitters in an empty house.
fluctuating movement, as in an image on a television screen.
Category: Radio and Television
(v.i.)to make a series of quick, shivering or jumping movements.
to behave nervously.
Origin of jitter:
small rapid variations in a waveform resulting from fluctuations in the voltage supply or mechanical vibrations or other sources
a small irregular movement
A program or routine that performs jitting.
Origin: Possibly alteration of chitter, from chittern