dither

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all of a dither

In a nervous, confused, or agitated state. We were all of a dither waiting to meet the president at our school rally. The economy is still all of a dither after news that the country's largest corporation has filed for bankruptcy.
See also: all, dither, of

in a dither

confused; nervous; bothered. Mary is sort of in a dither lately. Don't get yourself in a dither.
See also: dither

in a dither

Also, all of a dither; in a flutter or tizzy . In a state of tremulous agitation, as in Planning the wedding put her in a dither, or He tried to pull himself together, but he was all of a dither, or She showed up in such a flutter that our meeting was useless. The noun dither dates from the early 1800s and goes back to the Middle English verb didderen, "to tremble"; in a flutter dates from the mid-1700s; in a tizzy dates from about 1930 and is of uncertain origin.
See also: dither

dither

(ˈdɪðɚ)
n. a state of confusion. (see also in a dither.) He can’t seem to get out of this dither he’s in.

in a dither

mod. confused; undecided. Don’t get yourself in a dither.
See also: dither
References in periodicals archive ?
Positive contribution of dither is lower peak-to-peak value of conditional mean E[[epsilon]|s] compared to error e without dithering.
in (Mariano & Ramos, 2006) the first and the second moment of quatization error were analyzed for sinusoidal input signal without dither.
Assuming symmetrical dither with zero mean the CF [[PHI].
d] is standard deviation (STD) of dither, which could be proved by deduction from second derivative of (3).
Finally RMSE has been expressed for mostly used dither distributions.
They show Major as Mr Panic, Mr Weak, Mr Spineless and Mr Dither.
Jack Lemmon - whose ``Grumpy Old Men'' franchise has a tad more dignity than this outing - dithers his way through ``My Fellow Americans,'' relying on familiar mannerisms, while Garner gamely gives us a performance with a bit more snap to it.