at once

phrase

1

: at the same time : simultaneously

2

: immediately

3

: both entry 2

at once funny and sad

Examples of at once in a Sentence

Recent Examples on the Web

That helps explain why the sale’s final tally tells two stories at once. — Daniel Cassady, ARTnews.com, 1 July 2026

Buyer and Marquez said it’s designed to keep the billions of shares behind bars from flooding the market all at once. — Amanda Gerut, Fortune, 3 July 2026

The gorgeous 15-inch touch-screen display is spacious enough for both working professionals and creatives to work on multiple projects at once. — Kelsey Fogarty, PC Magazine, 1 July 2026

For example, a group of minions might be pretending to fight a group of Vikings on a movie set, or enough alien spaceships to fill the entire screen appear and shoot their lasers at once. — Parents, 1 July 2026

Word History

First Known Use

13th century, in the meaning defined at sense 1

Rhymes for at once

• bunce
• dunce