Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “cloud”

cloud

noun [C/U]  /klɑʊd/ us  
a white or gray mass of very small drops of water or ice that float in the sky: [C] Those dark clouds look like we’re going to get some rain. A cloud is also a mass of something, such as dust or smoke, that moves together: The distant cloud of dust in the valley announced the approach of a car. A cloud is also something which causes sadness or fear: [C] After the diagnosis of cancer, she lived under a cloud.

cloud

verb [T]  /klɑʊd/ us  
to fill with clouds or with something that looks like a cloud: [T] Smoke clouded the sky. If something clouds a situation or feeling, it makes it less clear: The fact that Jack was an old friend clouded her judgment.
Phrasal verbs
(Definition of cloud from the Cambridge Academic Content Dictionary © Cambridge University Press)
What is the pronunciation of cloud?
Browse related topics

You are looking at an entry to do with Difficult situations and unpleasant experiences, but you might be interested in these topics from the Easy and difficult topic area:

Add Cambridge dictionaries to your browser to your website

Definitions of “cloud” in other dictionaries

Word of the Day

improvisation

a performance that an actor, musician, etc. has not practised or planned

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More