あっという間に【あっというまに】
Frequency rank: 2,526. – 2,527.
- just like that; in the twinkling of an eye; in the blink of an eye; in the time it takes to say "ah!"
expressions (phrases, clauses, etc.); adverb (fukushi)
Generated: This phrase is used to express something happening very quickly or unexpectedly, often implying that time has passed surprisingly fast.
It became dark just like that.