eyewink

listen to the pronunciation of eyewink
Englisch - Englisch
The winking of an eye

Simply by observing the antecedents to the movement, we can tell, for example, whether an eyewink has occurred voluntarily.

An instant, a short moment

It vanished out of sight with exceeding speed; Rapid it was; A burst of brilliance which lasted less than an eyewink.

{n} a wink made as a hint, sign or token
{i} wink of an eye; moment, very short space of time; hint, sign; (Archaic) glance
A wink; a token