all of a sudden vs all of the sudden
all of a sudden
Definitions
adverb
- happening unexpectedly
- without warning
Examples
All of a sudden St. Philip's ten bells start tanging - one oclock already - and at once the workshops and factories around the yard begin disgorging throngs of workers on their way to lunch
Some of the German people were all of a sudden no longer Germans but Czechs or Poles.
Then, all of a sudden rising from her chair, she went over to the jug of roses, which she had placed on the writing-table, bent over the flowers with a kind of perceptible hesitation. and as suddenly came back to her seat.