all at once

1. All at the same time, as in We can't get inside all at once, so please wait your turn . [Late 1300s]

2. Suddenly, unexpectedly, as in All at once the sky darkened . For a synonym, see all of a sudden .

Example Sentences

"I felt the weight of my heart sink to the floor and the relief that I finally had clarity lift from my shoulders all at once," wrote Earps.

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“It hit me all at once,” he recounted.

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"It happened all at once -- and I never went back," she said.

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Many companies are opting to spread out tariff-related price increases rather than push them through all at once.

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We don’t just feel their guilt, fear and regret come pouring forth all at once; we see it.

Read more on Salon

Related Words

• again 
• formerly 
• later 
• next 
• suddenly