One of the mysteries of the English language finally explained.
Synonyms of in a jiffy in English:
in a jiffy
See definition of in a jiffy
phrase
1‘I'll be back in a jiffy’
SYNONYMS
very soon, soon, in a second, in a minute, in a moment, in a trice, in a flash, shortly, directly, any second, any minute, any minute now, in a short time, in an instant, in the twinkling of an eye, in no time, in no time at all, in less than no time, before you know it, before long
North American momentarily
informal in a sec, in a nanosecond, in a jif, in two shakes, in two shakes of a lamb's tail, before you can say Jack Robinson, in the blink of an eye, in a blink, in the wink of an eye, in a wink, before you can say knife
British informal in a tick, in two ticks, in a mo
North American informal in a snap, in jig time
archaic anon