jiffy

Fetched 2026-10-26 (cache).

Synonyms: iffy, miffy, jiff, jaffy, tiffy, niffy, biffy, giffy, jeffy, jiffs, diffy

Antonyms: iffy, miffy, jiff, jaffy, tiffy, niffy, biffy, giffy, jeffy, jiffs, diffy

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{lb|en|colloquial}} A very [[short]], [[unspecified]] length of [[time]]. {{defdate|from 1780.}}
2. {{lb|en|computing}} A unit of time defined by the [[frequency]] of its basic timer – historically, and by convention, 0.01 of a [[second]], but some [[computer]] [[operating system]]s use other values.
3. {{lb|en|electronics}} The length of an [[alternating current]] [[power]] [[cycle]] (1/60 or 1/50 of a second).
4. {{lb|en|physics}} The time taken for [[light]] to travel a specified distance in a [[vacuum]], usually one [[centimetre]] (approximately 33.3564 [[picosecond]]s), but sometimes one [[foot]] or the width of a [[nucleon]].
5. {{lb|en|UK}} {{ellipsis of|en|jiffy bag}}, a [[padded envelope]].

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.