no time
• a very short interval or period.
• "the renovations were done in no time"
in no time
• very quickly or very soon.
• "the video has sold 30,000 copies in no time"
Similar:
(very) soon,
in a second,
in a minute,
in a moment,
in a trice,
in a flash,
shortly,
any second,
any minute,
any minute now,
in a short time,
in an instant,
in less than no time,
in no time at all,
in next to no time,
before you know it,
before long,
(very) quickly,
rapidly,
swiftly,
at the speed of light,
suddenly,
immediately,
instantly,
instantaneously,
promptly,
without delay,
post-haste,
momentarily,
in a jiffy,
in a sec,
in a nanosecond,
in two shakes,
in two shakes of a lamb's tail,
before you can say knife,
in the twinkling of an eye,
in a twinkling,
in the blink of an eye,
in a blink,
in the wink of an eye,
in a wink,
in a tick,
in two ticks,
in a mo,
in a snap,
Opposite:
not for a while,
slowly,