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at once

Definition of at once

  1. 1 :  at the same time <two people talking at once> <The book is at once funny and sad.> <She had several projects going on all at once.>

  2. 2 :  without delay :  immediately <We need to leave at once.> <You can call the office and get advice at once.>

Word by Word Definitions

  1. :  one time and no more

    :  at any one time :  under any circumstances :  ever

    :  at some indefinite time in the past :  formerly

  1. :  one single time :  one time at least

  1. :  that once was :  former

  1. :  at the moment when :  as soon as

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Seen and Heard

What made you want to look up at once? Please tell us where you read or heard it (including the quote, if possible).


of, relating to, or near a shore

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