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Synonyms

all of a sudden

Idioms  
  1. Entirely without warning, abruptly, as in All of a sudden the lights went out. In Shakespeare's day the common phrase was of a sudden, the word all being added in the late 1600s. Also see all at once, def. 2.


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

It is odd that, all of a sudden, they’re worried about decorum.

From Los Angeles Times Jun. 26, 2026

La Guaira resident Antonio Bermudez was in his living room when the shaking began "all of a sudden."

From Barron's Jun. 25, 2026

"It's a funny thing to see someone that you have watched their serve on TV for so many years, and then all of a sudden that serve is coming at you," he explained.

From BBC Jun. 8, 2026

“It was weird because I was striking it so well Monday through Wednesday, and all of a sudden I just really didn’t,” Korda said after her Friday round.

From Los Angeles Times Jun. 6, 2026

One day, all of a sudden, I am taken apart.

From "A Rover's Story" by Jasmine Warga

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