roil

verb

ˈrȯi(-ə)l How to pronounce roil (audio)
 transitive sense 2 is also  ˈrī(-ə)l
roiled; roiling; roils

transitive verb

1
a
: to make turbid by stirring up the sediment or dregs of
b
: to stir up : disturb, disorder
2

intransitive verb

: to move turbulently : be in a state of turbulence or agitation
conflicting emotions roiling inside her

Examples of roil in a Sentence

Financial markets have been roiled by the banking crisis. the waters of the gulf tossed and roiled as the hurricane surged toward the shore
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Trump’s failures are twofold: failing to convince the courts that his policies are legal and justified (which, in large part, can’t be done with activist judges) and roiling the stock markets with tariff policies. Paul Bedard, The Washington Examiner, 26 Apr. 2025 The cancellation of about 13,200 tons of U.S. pork is the most since the covid-19 pandemic roiled global supply chains. Arkansas Online, 25 Apr. 2025 After inching down in the first months of the year, mortgage rates have jumped higher in the last couple weeks, as President Trump's tariff threats have roiled bond markets that help influence mortgage rates. Laurel Wamsley, NPR, 24 Apr. 2025 The decline in optimism comes as Mr. Trump's economic agenda roils financial markets and raises concerns about slowing U.S. economic growth. Megan Cerullo, CBS News, 17 Apr. 2025 See All Example Sentences for roil

Word History

Etymology

origin unknown

First Known Use

1590, in the meaning defined at transitive sense 1a

Time Traveler
The first known use of roil was in 1590

Browse Nearby Words

Cite this Entry

“Roil.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/roil. Accessed 30 Apr. 2025.

Kids Definition

roil

verb
ˈrȯi(ə)l How to pronounce roil (audio)
 sense 2 is also  ˈrī(ə)l
1
: to make cloudy or muddy by stirring up
roil the water of a brook
2
: to rouse the anger of

More from Merriam-Webster on roil

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!