What is another word for blink of an eye?
Pronunciation: [blˈɪŋk əvən ˈa͡ɪ] (IPA) 
The phrase "blink of an eye" is often used to refer to something that happens very quickly. There are several synonyms for this expression that can be used to convey the same meaning. Some of these synonyms include "in a flash," "in a heartbeat," "in a nanosecond," "in a split second," "in no time," "in the twinkling of an eye," and "in the time it takes to snap one's fingers." All of these phrases describe a momentary action, where a certain event or action takes place in an incredibly short amount of time, and convey a sense of surprise or shock at how quickly it occurred.
