in the wink of an eye


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Related to in the wink of an eye: wink out

in the wink of an eye

So quickly as to seem almost imperceptible (i.e., in the space of time it takes a person to wink). And in the wink of an eye, the home team has taken total control of this match. Working on Wall Street, you get used to massive financial changes happening in the wink of an eye.
See also: eye, of, wink