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Meaning of “out of the blue” - Learner’s Dictionary

out of the blue

If something happens out of the blue, you did not expect it: One day, completely out of the blue, I received a letter from her.Not expected or planned
(Definition of out of the blue from the Cambridge Learner’s Dictionary © Cambridge University Press)
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Avoiding common errors with the word enough.
Avoiding common errors with the word enough.
by ,
May 25, 2016
by Liz Walter Enough is a very common word, but it is easy to make mistakes with it. You need to be careful about its position in a sentence, and the prepositions or verb patterns that come after it. I’ll start with the position of enough in the sentence. When we use it with a noun,

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