Jiffy meaning

jĭfē
Frequency:
A short space of time; a moment.
noun
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A fraction of time that has numerous interpretations depending on who uses it. It may refer to one computer clock cycle, one nanosecond, one millisecond or one AC power cycle. There may be others. See nanosecond.
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(colloquial) A very short, unspecified length of time.

I'll be back in a jiffy.

noun
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(computing) A unit of time defined by the frequency of its basic timer; historically, and by convention, 0.01 seconds, but some operating systems use other values.
noun
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(electronics) The time between alternating current power cycles (1/60 or 1/50 of a second)
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(physics) The time taken for light to travel one centimetre in a vacuum (sometimes one foot, or sometimes the width of a nucleon)
noun
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(informal) A very short time; instant.

Done in a jiffy.

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Origin of jiffy

  • Origin unknown

    From American Heritage Dictionary of the English Language, 5th Edition