The 'flash' groupThese nouns are used to indicate how soon or how quickly something happened or will happen.
This use is productive: the pattern can be used with noun groups referring to specific amounts of time, for example in five minutes.
in due course in minutes in seconds in time in a flash in a jiffy in a tick in a twinkling in a while in the fullness of time
It was all over in a flash, I didn't have time to think.
In time we will be in a position to pay all our debts, including the electricity bill.