Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “roller coaster”

See all translations

roller coaster

noun [S]
 
 
a situation in which prices, rates, etc. keep going up and down by large amounts very quickly: Last week the roller coaster of crude oil prices climbed to $89.47 on Thursday and $90 on Friday. Mortgage chaos sent the stock market on a roller coaster ride.
(Definition of roller coaster from the Cambridge Business English Dictionary © Cambridge University Press)
What is the pronunciation of roller coaster?
Add Cambridge dictionaries to your browser to your website

Definitions of “roller coaster” in other dictionaries

Word of the Day

piglet

a baby pig

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