Jiffy

n.

1.

A moment; an instant; as, I will be ready in a jiffy.

Noun

1.

jiffy - a very short time (as the time it takes the eye blink or the heart to beat); "if I had the chance I'd do it in a flash" Synonyms: instant, New York minute, split second, trice, twinkling, wink, blink of an eye, heartbeat, flash

1.		jiffy - The duration of one tick of the computer's system clock. Often one AC cycle time (1/60 second in the US and Canada, 1/50 most other places), but more recently 1/100 sec has become common.
2.		jiffy - Confusingly, the term is sometimes also used for a 1-millisecond wall time interval. Even more confusingly, physicists semi-jokingly use "jiffy" to mean the time required for light to travel one foot in a vacuum, which turns out to be close to one *nanosecond*.

breath, breathing, coup, crack, flash, half a jiffy, half a mo, half a second, half a shake, instant, jiff, microsecond, millisecond, minute, moment, sec, second, shake, split second, stroke, tick, trice, twink, twinkle, twinkling, twitch, two shakes, wink