Definition of jitter in English:

jitter

noun

informal
  • 1jittersFeelings of extreme nervousness:

    ‘a bout of the jitters’
    • ‘Oddly enough, missing the first shot seemed to shake off the jitters.’
    • ‘Anthony lost the first set 3-6, and defeat seemed certain as he looked desperate to shake off the jitters to trail 1-4 in the second set.’
    • ‘However, spirits were high by the end as the Jags shook off their jitters to record a deserved victory.’
    • ‘Voters report jitters at the thought of terrorists targeting nuclear plants.’
    • ‘But corporates are nervous and Wall Street has the jitters.’
    • ‘Tonight, terror jitters are spreading throughout the world.’
    • ‘The rush by Republicans and Democrats to corral Latino voters has touched off nervous jitters among some black politicians and leaders.’
    • ‘The half is when the jitters and fears you've been dealing with during rehearsal must be exorcised.’
    • ‘‘The passing of King Fahd is obviously going to put some jitters into the market overall,’ said Kim Iskyan, head of research at MDM Bank.’
    • ‘‘It's always stressful,’ she confirms of the opening-night jitters.’
    • ‘The book addresses subjects from exam-eve tensions to jitters before making a business presentation and everyday anxieties.’
    • ‘Of course, they would be nervous with new-job jitters.’
    • ‘The jitters sent through the government by recent protests are leading to the implementation of even more intrusive and innovative censorship and control tools.’
    • ‘And that should really give security moms the jitters.’
    • ‘Still, there are occasional signs that our jitters, our fears, and our suppressed anger could grow into something like a political force.’
    • ‘Ewing and Davis fluctuate between nervous jitters and cautious optimism, with the first day of the inaugural event only a few days away.’
    • ‘Now that the first day of school is out of the way, the next thing on the calendar sure to cause the jitters is school picture day.’
    • ‘As far as opening nights go, there were no signs of jitters or stage fright.’
    • ‘We definitely had a few nervous jitters brought on by the unknown of what or who was down there waiting for us to fly overhead.’
    • ‘It was probably due to nervous jitters or exhaustion, but the boys almost seemed uncomfortable to be up on stage.’
  • 2[mass noun] Slight irregular movement, variation, or unsteadiness, especially in an electrical signal or electronic device:

    ‘picture jitter’
    • ‘Not once did I experience any sort of mouse jitter or discrepancies in movement.’
    • ‘The probes address traditional test functions like latency, packet jitter and packet loss.’
    • ‘The jitter amplitude just before the output crosses this error threshold is defined as the maximum tolerable jitter of the input under test.’
    • ‘While buffers can help mitigate the impact of jitter and wander, they also serve to increase one-way latency, which may stint a conversation.’
    • ‘But these percussive jitters are anchored by MIA's engaging, half-rapped, half-chanted vocal melodies.’
    • ‘Too much caffeine can cause nervousness and jitters.’
    • ‘Flexure galvanometers and low-noise servo drives offer improved performance in applications requiring smooth scanning with low jitter.’
    • ‘This ensures Fibre Channel compliance at the output of the retimer regardless of the amount of jitter on the incoming signal.’
    • ‘These latter two can create amplitude jitter from phase jitter, and vise versa.’
    • ‘By switching the anti-aliasing mode on and off, I found different and useful timbres, because even aliasing creates an interesting digital jitter.’
    • ‘Further, when we popped in a high bit rate DVD, we saw definite image jitter in some scenes.’
    • ‘The picture also has some jitter, but I was so distracted by the streaking that I didn't notice whether it persisted through the entire run time.’
    • ‘We use the packets themselves to clock each end of the signal because we can't have jitter.’
    • ‘In either case, the repeater must reduce the amount of jitter in its outgoing signal to ensure that downstream devices can recover it error-free.’
    • ‘Video system processing performance is improved by its increased output timing margins and reduced jitter.’
    • ‘But it provides zero-speed detection capabilities without the associated running jitter inherent in classical digital solutions.’
    • ‘Another form of delay is jitter, which refers to variations in delay caused by fluctuating signal strengths.’
    • ‘At the same time, he'll build up his confidence, his charm, and eventually squash the jitters and shakes caused by scary girls.’
    • ‘Perhaps the most difficult issue for system designers is jitter, which is the time displacement of the signal's edges from their ideal location.’
    • ‘The 10-millisecond case, including all jitter effects, is highlighted, which results in a 2-dB degradation in loss-of-lock threshold.’

verb

informal
  • 1[no object] Act nervously:

    ‘an anxious student who jittered at any provocation’
    • ‘Now, if I could just stop jittering enough to do my work.’
    • ‘My nerves are almost completely balanced by the relief I'm feeling at soon being free of her, but as it is I'm jittering and barely worth talking to.’
    • ‘She jittered nervously as she waited for it to show up.’
    • ‘His nerves jittered a little to see the massive beast pounding straight at him, but Dervek kept his hand steady and aimed.’
    • ‘You might jitter with anxiety yourself as he steadfastly refuses to shift angles during a maddening and calamitous traffic jam.’
    • ‘And then they made a thorough, exhaustive search of all my hand luggage, while all the while I was jittering about missing my plane.’
    • ‘She asked through jittering teeth as Xephyr carried her down the sidewalk.’
    • ‘On the same aircrew, the guy who limited himself to coffee became a jittering mass of jelly.’
    • ‘He is leaning back in his leather chair, his knees once again jittering excitedly.’
    • ‘I bounced and jittered to the music, knocking into the guy next to me a few times.’
    • ‘Most of them had not been out for a fortnight, and everyone drank too much and jittered with agitation.’
    • ‘After several seconds of nervous jittering, the man slowly began to bring his hands into the air, but then something changed.’
    • ‘Rycluse jittered nervously as he watched the onslaught of an attack.’
    • ‘Along the way, we also heard a Sedge Wren jittering.’
    • ‘The mage was jittering nervously as Lushya simply stood there dumbfounded.’
  • 2(of a signal or device) suffer from jitter:

    ‘the episode is only available as a jittering videotape version’
    • ‘The panels had stopped jittering and a screen display in the center went alight.’
    • ‘Said samples are then fired through the speakers, stuttering, jittering, and gurgling out at tremendous speeds.’
    • ‘Mai put the candle down on the desk, setting monstrous shadows to jittering on the walls and ceiling as she turned back to me.’
    • ‘If I turn on the advanced graphic options such as Anti Aliasing I have to bump the resolution down just one notch so that it does not jitter.’
    • ‘‘Maybe its Camera jitters, maybe she's having second thoughts about the Harry Potter movie ’, James suggested as Tash shook her head.’
    • ‘The image looks blurry, and the image jitters unnaturally sometimes as though pan and scan is in effect.’
    • ‘His computer beeped to life, jittering on his table, playing that annoying little tune that was accustomed to him receiving a new e-mail.’
    • ‘Plus, there is a weird rippling / jittering problem with the location graphics that I found extremely annoying.’
    • ‘The set-up is surreal, if rich in possibility, and the animation unsettling - a kind of collage effect that jitters awkwardly.’

Origin

1920s: of unknown origin.

Pronunciation:

jitter

/ˈdʒɪtə/