Meaning of JITTER in English

JITTER

I. ˈji-tər noun

Etymology: origin unknown

Date: 1929

1. plural : a sense of panic or extreme nervousness

had a bad case of the jitter s before his performance

2. : the state of mind or the movement of one that jitters

3. : irregular random movement (as of a pointer or an image on a television screen) ; also : vibratory motion

II. intransitive verb

Date: 1931

1. : to be nervous or act in a nervous way

2. : to make continuous fast repetitive movements

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.