Definition of all at once in English:

all at once

  • 1Suddenly: all at once the noise stopped
    More example sentences
    • The sounds struck her all at once, as if the volume on her ears had suddenly been turned up.
    • When he finally did put her words together, it hit him all at once like a ton of bricks.
    • Through it all, he is optimistic that he can succeed, not all at once, but over time.
  • 2All at the same time: a lot of beans are ready all at once
    More example sentences
    • Add the bean sprouts all at once and leave for 20 seconds, then add the spring onions, stir well, and drain.
    • Cost-wise, it makes sense to collect several updates together and release them all at once.
    • The dancers mix it up quite a bit, performing together all at once, as well as in trios, duos and solo pieces.
See parent entry: once

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Word of the day astrogation
Pronunciation: ˌastrə(ʊ)ˈgeɪʃ(ə)n
(in science fiction) navigation in outer space