at once

English Dictionary -> Letter A -> at once

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at once Definition

• (r) without delay or hesitation; with no time intervening; "he answered immediately"; "found an answer straightaway"; "an official accused of dishonesty should be suspended forthwith"; "Come here now!"
• (r) simultaneously; "he took three cookies at a time"

at once Synonyms

• at a time
• at once
• at one time
• directly
• forthwith
• immediately
• in real time
• instantly
• like a shot
• now
• right away
• straight off
• straightaway