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roller coaster
roller coasternouna small gravity railroad, especially in an amusement park, having a train with open cars that moves along a high, sharply winding trestle built with steep inclines that produce sudden, speedy plunges for thrill-seeking passengers.
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roller-coaster
roller-coasterverb (used without object)to go up and down like a roller coaster; rise and fall.
roller coaster
1 Americannoun
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a small gravity railroad, especially in an amusement park, having a train with open cars that moves along a high, sharply winding trestle built with steep inclines that produce sudden, speedy plunges for thrill-seeking passengers.
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a car or train of cars for such a railroad.
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any phenomenon, period, or experience of persistent or violent ups and downs, as one fluctuating between prosperity and recession or elation and despair.
verb (used without object)
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to go up and down like a roller coaster; rise and fall.
a narrow road roller-coastering around the mountain; a light boat roller-coastering over the waves.
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to experience a period of prosperity, happiness, security, or the like, followed by a contrasting period of economic depression, despair, or the like.
The economy was roller-coastering throughout most of the decade.
adjective
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of, relating to, or characteristic of a roller coaster.
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resembling the progress of a ride on a roller coaster in sudden extreme changeableness.
noun
Other Word Forms
Noun Inflected Forms
Etymology
Origin of roller coaster1
First recorded in 1885–90
Origin of roller-coaster2
First recorded in 1960–65
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The 99.95 euro switch will work over Thread and can replace an in-wall roller shutter switch.
From The Verge • Sep. 1, 2022
Opposite the Captains at No19, behind a roller shutter garage door, is Little Mule for coffee and hand-built bicycles.
From The Guardian • Dec. 22, 2010
They are mainly housed in small temporary corrugated iron sheds with roller shutter doors, to which all the firemen have keys.
From Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 4 "Finland" to "Fleury, Andre" by Various
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.