Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

English definition of “blue-sky”

blue-sky

adjective [before noun]     /ˌbluːˈskaɪ/
using the imagination to think of ideas that do not yet have practical uses or make money : blue-sky research blue-sky thinking Inspiration and inspiringImagining and conceiving
(Definition of blue-sky adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of blue-sky

Browse related topics

You are looking at an entry to do with Imagining and conceiving, but you might be interested in these topics from the Thinking, dreaming and ideas topic area:

Definitions of “blue-sky” in other dictionaries

Translations of “blue-sky”

Word of the Day

cookery

the skill or activity of preparing and cooking food

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