Definition of all of a sudden All of a sudden

We found 4 definitions of all of a sudden from 3 different sources.

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What does all of a sudden mean?

WordNet

WordNet by Princeton University

Adverb

all of a sudden - without warning; "all at once, he started shouting"
  all at once
all of a sudden - happening unexpectedly; "suddenly she felt a sharp pain in her side"
  suddenly, of a sudden
= synonym
= antonym
= related word

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  • all of a sudden
    In a sudden and unexpected way.

Pronunciation

Sign Language

all of a sudden in sign language
Sign language - letter A Sign language - letter A Sign language - letter L Sign language - letter L Sign language - letter L Sign language - letter L        Sign language - letter O Sign language - letter O Sign language - letter F Sign language - letter F        Sign language - letter A Sign language - letter A        Sign language - letter S Sign language - letter S Sign language - letter U Sign language - letter U Sign language - letter D Sign language - letter D Sign language - letter D Sign language - letter D Sign language - letter E Sign language - letter E Sign language - letter N Sign language - letter N