in no time

He finished the task **in no time**.

Idiom Time

Meaning

very quickly; almost immediately

He finished the task in no time.

used to give a negative response or to show disagreement

a measured or measurable period during which an action, process, or condition exists or continues

To falsify financial records to hide losses or theft.

to be very close friends

to rid oneself of responsibility for something, especially wrongdoing

starting a new relationship soon after a breakup

to do something before someone else does

to start something that causes many unforeseen problems