Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

English definition of “roller coaster”

roller coaster

noun    
[C] an exciting entertainment in an amusement park, like a fast train that goes up and down very steep slopes and around very sudden bendsCarnival, fairground and circus [S] a situation which changes from one extreme to another, or in which a person's feelings change from one extreme to another: He was on an emotional roller coaster for a while when he lost his job.Difficult situations and unpleasant experiencesAccidents and disasters
(Definition of roller coaster noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of roller coaster

Definitions of “roller coaster” in other dictionaries

Word of the Day

exercise

physical activity that you do to make your body strong and healthy

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