Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “cloud”

See all translations

cloud

noun uk   /klaʊd/ us  

cloud noun (IN SKY)

A2 [C] ( UK also cloud [U]) a grey or white mass in the sky, made up of very small floating drops of water: Do you think those are rain clouds on the horizon? The sky was a perfect blue - not a cloud in sight. Dark clouds massed on the horizon. UK There was so much cloud, we couldn't see anything.
More examples

cloud noun (MASS)

B2 [C] a mass of something such as dust or smoke that looks like a cloud: On the eastern horizon, a huge cloud of smoke from burning oil tanks stretched across the sky. The initial cloud of tear gas had hardly cleared before shots were fired.

cloud noun (COMPUTING)

the cloud [S] a computer network where files and programs can be stored, especially the internet: All the photographs are kept on the cloud rather than on hard drives.

cloud

verb uk   /klaʊd/ us  
[I or T] If something transparent clouds, or if something clouds it, it becomes difficult to see through.C2 [T] to make someone confused, or make something more difficult to understand: When it came to explaining the lipstick on his collar, he found that drink had clouded (= confused) his memory.
Phrasal verbs
(Definition of cloud from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of cloud?
Add Cambridge dictionaries to your browser to your website

Definitions of “cloud” in other dictionaries

Word of the Day

pup

a baby of particular animals, or a puppy

Word of the Day

I won’t tolerate it! Replacing formal words with phrasal verbs.

by Liz Walter,
April 01, 2015
When you are using a language, it is important to understand if a word is formal or informal, so that you can use it in an appropriate way. You might hear people saying dosh for money, or spud for potato, but they wouldn’t write those words in a formal essay. Similarly, a

Read More 

stackin’ p

March 30, 2015
idiom slang earning a lot of money ‘That’s a very generous present.”Yeah, well, she’s stackin’ p, innit?’

Read More