noun (n)

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

  Synonym:
  blink of an eye, flash, heartbeat, instant, new york minute, split second, trice, twinkling, wink
  

  source: wordnet30
• A moment; an instant; as, I will be ready in a jiffy.(noun)

  source: webster1913