split second

Definition of Split Second in English :

a very short time (as the time it takes the eye to blink or the heart to beat)

Example Sentences:
'if I had the chance I'd do it in a flash'

WordNet Lexical Database for English. Princeton University. 2010.

Split Second

noun

1.

an extremely small period of time; instant

adjective split-second (prenominal)

2.

made or arrived at in an infinitely short time

a split-second decision

3.

depending upon minute precision

split-second timing

adjective

1.

made or arrived at in an infinitely short time

Soldiers had to make split-second decisions before opening fire, he said.

Police have to make split-second judgments.

2.

depending upon minute precision

with split-second precision

Set and maintain your PC's internal clock with split-second accuracy.

This was certainly the work of a professional gang, working to split-second plans.

a fraction of a second

n.

An instant; a flash.